H.H.SHARAF, K. “INERACTION EFFECT OF IRON ENRICHMENT AND DEFATTED SOYBEAN SUPPLEMENTATION TO WHEAT FLOUR ON THE PROTEIN DISESTIBILITY AND GROWTH IN GROWING RATS”. Journal of Education and Science (JES), vol. 17, no. 4, Sept. 2005, pp. 81-91, doi:10.33899/edusj.2005.83058.