TY  - BOOK
AU  - Maheshwari P Ed.
AU  -  Lal Manohar Ed.
TI  - Biology: A text book for higher secondary schools
U1  - G, K46;K6;1 
PY  - 1964///
CY  - New Delhi
PB  - National Council of Educational Research and Training
KW  - Biology
ER  -