Nabil Mohemmed Al-Hazmi. 2021. “Obstacles to Agricultural Marketing of Dates Crop in Date Production Companies in the Kingdom of Saudi Arabia: (An Applied Study on the Production Companies of Dates in Al-Kharj Governorate)”. International Journal of Modern Agriculture 10 (2):1665 -73. http://modern-journals.com/index.php/ijma/article/view/902.