TY  - BOOK
AU  - Trehan, Keshav  .
TI  - Biotechnology / 
SN  - 81-224-0129-5
U1  - F9G 
PY  - 2001///
CY  - New Delhi : 
PB  - New Age International (P) Limited , 
KW  - Tracing biotechnology through ages
ER  -