TY  - BOOK
AU  - Singh Amrik
AU  -  Singh Rajpal
TI  - Green revolution:  A symopsium   
SN  - 818515144X
U1  - X9(J3).242.N8, N0 
PY  - 1990///
CY  -  New Delhi 
PB  - Harman Publishing House India      
KW  - Food Industry
ER  -