1. : Cassava as Animal Feed ( eds.) IDRC, Canada, 1977, p. 85.
2. Cassava (Manihot esculenta Crantz) Flour Fortification with Soy Flour
3. : Cassava as Animal Feed ( eds.) IDRC, Canada, 1977, p. 72.
4. FAO: A Guide to Staple Foods of the World. FAO Information Division, Rome, 1984, 18 pp.