TY  - BOOK
AU  - Keshav Trehan
TI  - Biotechnology
SN  - 81-224-0129-5
U1  - 660.6 TRE/BI 
PY  - 1990///
CY  - New Delhi
PB  - New Age Interntional
KW  - initiation and innovation
KW  - microbial biotechnology
ER  -