Zaidan, A. G., Khater, S. F. . and Ali, E. H. . (2014) β€œAN ECONOMIC STUDY FOR ESTIMATION OF COST FUNCTIONS AND ECONOMIES OF SCALE FOR HONEY PRODUCTION DIYALA PROVINCE . ”, Diyala Agricultural Sciences Journal , 6(1), pp. 239–250. Available at: https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/1659 (Accessed: 6 May 2024).