1. Association of Official Analytical Chemists (1984). Official methods of analyses. Washington, DC: Association of Official Analytical Chemists
2. Association of Official Analytical Chemists (1990). Official methods of analyses. Washington, DC: Association of Official Analytical Chemists
3. American Oil Chemists Society (1993). Official methods and recommended practices of the American Oil Chemists’ Society. Champaign, IL: American Oil Chemists’ Society
4. Chemical composition of some under-exploited leguminous crop seeds in Nigeria;Balogun;Journal of Agriculture and Food Chemistry,1986
5. Alcoholic beverage from Chilean Opuntia ficus indica;Bustos;American Journal of Enology and Viticulture,1981