TY  - BOOK
AU  - Trehan, Keshav 
TI  - Biotechnology
SN  - 8122401295 
U1  - 660.6  23
PY  - 1990///
CY  - New Delhi : 
PB  - Wiley Eastern, 
KW  - Biotechnology
N1  - Includes index
ER  -