TY  - GEN
AU  - Sanyal, B.N.
AU  - Chatterjee, A.K.
TI  - An Introduction to Biology ( H.S.Level ) : Part-I, First paper
U1  - 574 
PY  - 1991///
CY  - Kolkata
PB  - Oriental Book Co.
KW  - BIO
ER  -