TY  - BOOK
ED  - Slough College of Higher Education (Estados Unidos).
TI  - Preparing, training, packages
AV  - LB1027 P7.8
PY  - 1970///?]
CY  - [USA?]
PB  - Slough College of Higher Education
KW  - Educación
KW  - Métodos experimentales
KW  - Educación superior
KW  - Estados Unidos
N1  - Fotocopia
ER  -