Hassan Afkari Idehlu, and Salma Ahmed , trans. “The Effect of Effort and Result-Oriented Contracts on Human Resource Productivity: An Important Component of Sustainable Development Study of Dairy Farm in Iran”. International Journal of Management and Humanities (IJMH) 10, no. 6 (March 1, 2024): 9–15. Accessed October 5, 2024. https://journals.blueeyesintelligence.org/index.php/ijmh/article/view/282.