TY  - BOOK
AU  -  ,  .
TI  - The state of food and agriculture 1977 / 
SN  - 92-5-100607-5
U1  - J3`N77 
PY  - 1990///
CY  - Rome : 
PB  - Food And Agriculture Organization Of The United Nations , 
KW  - Agriculture
ER  -