000 00806nam a2200229 a 4500
005 20210223130614.0
008 080918s1980 mx r 000 0 spa d
035 _aUPN01000159615
049 _aUNE
080 _a372.3 =20 ENV No.52.
245 0 0 _aEnvironment and child development :
_bintroducing a recent publication expounding a theory of the ecology of human development
260 _aParis :
_bUNESCO;
_aNew York :
_bUNICEF;
_aRome :
_bWFP,
_c1980.
300 _a11 p.
440 0 _aNotes, comments...;
_v52.
690 _aEducacion ambiental- Educacion preescolar
690 _aPsicologia del niƱo- Medio humano
690 _aEducacion preescolar- Educacion ambiental
710 2 _aUNESCO
710 2 _aUNICEF
_924085
710 2 _aWFP. Programa de AlimentaciĆ³n Mundial.
905 _aUNESCO
999 _c131729
_d131729