TY  - BOOK
AU  - Ayensu,Edward
AU  - Coursey,D.G.
TI  - Guinea yams. The botany, ethnobotany, use and possible future of yams in west Africa
UR  - https://drive.google.com/file/d/1mfmXhDn9QOuf4a1F5JFqj_O-tscL9ziZ/view?usp=drivesdk
ER  -