TY  - BOOK
AU  - Symposium of the International Society for Tropical Root Crops, CIAT (Colombia) Aug.1-7, 1976.
TI  - Tropical root crops; proceedings
U1  - 633.24(213) 1976 .8.1/7 (082.2) L7 
PY  - 1977///
CY  - Ottawa
PB  - IDRC
KW  -  James Cock, Reginald Maclntyre and Michael Graham.
KW  - Cock, James, ed.
KW  - Malcntyre, Reginald, joint ed., Graham, Michael, joint ed.
KW  - Tropical crops
ER  -