TY  - BOOK
AU  - Ediger, Marlow 
AU  -  Rao, Digumarti Bhaskara
TI  - Science curriculum
SN  - 8171413218
PY  - 1996///
CY  - New Delhi .
PB  - Discovery Publ. House 
KW  -  Science ;Curriculum development
N1  - Includes index
ER  -