TY  - BOOK
AU  - Gagne, Robert
TI  - Conditions of learning
PY  - 1977///
CY  - [S.l.]
PB  - Holt, Rinehart & Winston
KW  - Psicologia Educacional
KW  - 3500 - Psicologia Educacional
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/e2.htm
ER  -