000 00582nam a2200181 a 4500
005 20210219152558.0
008 991125s1958 was 000 0 eng u
035 _aUPN01000056658
049 _aF
050 4 _aLB2851
_bS4.7
100 1 _aServiss, Trevor K.
245 1 0 _aTextbooks and other educational publications /
_cTrevor K. Serviss.
260 _aWashington :
_bPAU,
_c1958.
300 _a20 p.
520 _a"Seminario Interamericano sobre Planeamiento Integral de la EducaciĆ³n. Topic 7.13 of the agenda"
650 4 _aLIBROS DE TEXTO -
_xINVESTIGACION
905 _aLibro
999 _c56658
_d56658