KADHIM, Z. R. “CUSTOM HIRING VERSUS OWNERSHIP OF AGRICULTURAL MACHINERY SERVICES IN RICE PRODUCTION FARMS IN ALNAJAF AL-ASHRAF PROVINCE”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES 49, no. 6 (December 6, 2018). Accessed May 9, 2024. https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/142.