TY  - BOOK
AU  - Graham, E.
AU  - Berry, John
TI  - Case study : the evaluation of a model for the production of video resources in science and mathematics
KW  - ENSE\197ANZA MATEMATICA
KW  - GRABACION EN CINTAS DE VIDEO
KW  - INSTRUCCION CIENTIFICA
KW  - TECNICAS DE PRODUCCION
N1  - Julio 1993
ER  -