Jeff-Agboola, Y.A., and O.S. Oguntuase. 2006. “Effect of Bacillus Sphaericus on Proximate Composition of Soybean (Glycine Max) for the Production of Soy Iru”. Pakistan Journal of Nutrition 5 (6): 606-7. https://doi.org/10.3923/pjn.2006.606.607.