1. Abdou, I. (1960).J. Egypt, publ. Health. Ass. 35 (3),137.
2. Abdou, I. (1965).Bull. Nutrition Institute 1, No. 1.
3. Association of official Agricultural Chemists (1965). ?Methods of Analysis? 10th ed. Washington D.C.
4. Backer, D.E. & Khan, N.A. (1957). Quantitative determination of amino acids in undesalted hydrolysates by buffer filter paper chromatography.J. Sci. Food. Agri. 8:217.
5. Cochran, W.G. & Cox, G.M. (1961). ?Experimental Designs?. John Wiley and Sons Inc., New York.