TY  - BOOK
AU  - Onwueme,I.C.
AU  - Charles,Winston B.
TI  - Tropical root and tuber crops: production, perspectives and future prospects 
PY  - 1994///
CY  - Rome
PB  - FAO of the United Nations
KW  - Cassava
KW  - Root-crops
KW  - Yam
ER  -