TY  - BOOK
AU  - Maheshwari, P. .
AU  - Lal, Manohar .
TI  - Biology: A Textbook for Secondary Schools
U1  - 574 
PY  - 1965///
CY  - New Delhi
PB  - National Council of Educational Research and Train
KW  - Biology
KW  - G-Biology
ER  -