TY  - GEN
AU  - Verma,P.S.
AU  - Pandey,B.P.
TI  - S Chand's biology for class XII: as per new CBSE course structure and new NCERT guidelines
SN  - 8121925584
U1  - 574 
PY  - 2007///
CY  - New  Delhi
PB  - S. Chand & Company Ltd.
ER  -