Zaidan, Ali G., Sadoon F. Khater, and Eskander H. Ali. β€œAN ECONOMIC STUDY FOR ESTIMATION OF COST FUNCTIONS AND ECONOMIES OF SCALE FOR HONEY PRODUCTION DIYALA PROVINCE . ”. Diyala Agricultural Sciences Journal 6, no. 1 (June 30, 2014): 239–250. Accessed May 6, 2024. https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/1659.