TY  - BOOK
AU  - Gupta, V K
TI  - Teaching and learning of science and technology
SN  - 0-7069-8959-7
U1  - 375.5 
PY  - 1995///
CY  - New Delhi
PB  - Vikash Publishing
KW  - Educational technology
KW  - Scince curruculum
KW  - Teaching of science
N1  - Includes bibiligraphical reference and index
ER  -