عبد الأمير محمد الخفاجي فاضل, and محسن الجشعمي سعد. “Effect of Adding Different Levels of ( Citric Acid and Malice Acid and Oxalic Acid and Their Mixture) to Diet on Productive Performance of Broiler”. Journal of Kerbala for Agricultural Sciences, vol. 4, no. 1, Mar. 2017, pp. 146-60, doi:10.59658/jkas.v4i1.90.