https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%22OBJETOS%20VOLADORES%20NO%20IDENTIFICADOS%22%29&sort_by=title_az&format=rss 14 0 50 ISBN:8408030329 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151470 ]]> By Benítez, Juan José,.
Barcelona, Esp. : Planeta, 1999 .
119 p. : 8408030329

]]> Place hold on Apolo 11 :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151470 ISBN:8408028545 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151463 ]]> By Benítez, Juan José,.
Barcelona, Esp. : Planeta, 1999 .
125 p. : 8408028545

]]> Place hold on Encuentro en Sudáfrica /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151463 ISBN:9703701949 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114720 ]]> By Benítez, Juan José,.
México : Planeta, 2004 .
352 p. : 9703701949

]]> Place hold on La gran oleada /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114720 ISBN:8496096521 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=146135 ]]> By Jarima, J..
España : Instituto Monsa Ediciones, .
30 p. : 8496096521

]]> Place hold on Los hombrecillos de México /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=146135 ISBN:9685679084 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=116072 By Buckley, Christopher,.
México : Sexto Piso, 2003 .
293 p. 9685679084

]]> Place hold on Hombrecitos verdes /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=116072 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=123582 By Freixedo, Salvador.
México : Orión, 1978 .
197 p. :

]]> Place hold on Israel :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=123582 ISBN:8408030337 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151465 ]]> By Benítez, Juan José,.
Barcelona, Esp. : Planeta, 1999 .
127 p. : 8408030337

]]> Place hold on Luz negra /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151465 ISBN:8408033050 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151464 ]]> By Benítez, Juan José,.
Barcelona, Esp. : Planeta, 1999 .
109 p. : 8408033050

]]> Place hold on Operación 23 /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151464 ISBN:8493486213 (10 dígitos) | 9788493486211 (13 dígitos) https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151511 By Campo, Ricardo,.
Pamplona, Esp. : Laetoli, 2006 .
133 p. 8493486213 (10 dígitos) | 9788493486211 (13 dígitos)

]]> Place hold on Los ovnis :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151511 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=93421 By Ribera, Antonio.
Barcelona, Esp. : DOPESA, 1969 .
160 p.

]]> Place hold on Proceso a los ovni /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=93421 ISBN:9703701930 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114729 ]]> By Benítez, Juan José,.
México : Planeta 2004 .
207 p. : 9703701930

]]> Place hold on La punta del iceberg /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114729 ISBN:8496096491 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=146136 ]]> By Sesmadal, J. M..
España : Instituto Monsa, 2003 .
32 p. : 8496096491

]]> Place hold on Los seres de gran tamaño /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=146136 ISBN:9701823273 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=85397 ]]> By Herrera Andrade, Miguel Angel,.
México : CNCA, Dirección General de Publicaciones, 1999 .
63 p. : 9701823273

]]> Place hold on La vida extraterrestre /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=85397 ISBN:9703701922 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114722 ]]> By Benítez, Juan José,.
México : Planeta, 2004 .
340 p. : 9703701922

]]> Place hold on Los visitantes /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114722