TY  - BOOK
AU  - Gupta,P.K., x
AU  - x
TI  - Elements of biotechnology: x
SN  - 8171332919
U1  - 620.8/G977e 
PY  - 1997///
CY  - Meerut
PB  - Rastogi Pub.
KW  - Bionics
KW  - Environmental engineering
N1  - Includes
ER  -