https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%22REGIONES%20POLARES%22%29&sort_by=title_az&format=rss 9 0 50 ISBN:9788426136213 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=180207 ]]> By Bertolucci, Cristiano,.
Barcelona, Esp. : Juventud, 2007 .
27 p. : 9788426136213

]]> Place hold on Calor y frío /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=180207 ISBN:9786074040586 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=170495 ]]> By Wade, Rosalyn.
México : Silver Dolphin, 2009 .
61 p. : 9786074040586

]]> Place hold on Mundo polar /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=170495 ISBN:9788426137326 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=206205 ]]> By Wells, Robert E..
Barcelona, Esp. : Juventud, 2009 .
29 p. : 9788426137326

]]> Place hold on Oso polar, ¿sabes por qué se deshiela tu mundo? /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=206205 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=170474 By Gerson de Goldsmit, Sara,.
México : Trillas, 2011 .
47 p. :

]]> Place hold on Pluvio en los polos /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=170474 ISBN:9684180241 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=45554 ]]> By Ley, Willy.
México : ECI, 1988 .
192 p. : 9684180241

]]> Place hold on Los polos /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=45554 ISBN:9781432905118 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=172544 ]]> By Mayer, Cassie.
Illinois, EUA : Heinemann, 2008 .
24 p. : 9781432905118

]]> Place hold on Región polar /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=172544 ISBN:9685142289 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=140506 ]]> By Broderick, Enid.
Naucalpan, Edo. de Mex : La Vasija : | Correo del Maestro, 2004 .
48 p. : 9685142289

]]> Place hold on Roal Amundsen :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=140506 ISBN:0439584329 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=154442 ]]> By Berger, Melvin.
New York : Scholastic, 2004 .
48 p. : 0439584329

]]> Place hold on ¿Se congelan los pingüinos? :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=154442 ISBN:9685142882 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=140360 ]]> By Woodford, Chris.
México : Uribe y Ferrari, 2005 .
64 p. : 9685142882

]]> Place hold on Tundra ártica y desiertos polares /

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