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دليل المستخدم
Al Raoji، K. A. A.، و Black، R. (2010). Evaluation the Level of Understanding of People Involved in Date Farming Regarding Pesticide Use in Date Palm Cultivation in Al-Qassim Region (رسالة ماجستير غير منشورة). University of Greenwich، لندن. مسترجع من http://search.mandumah.com/Record/602526
Al Raoji، Khaled Abd Allah، و Robert Black. "Evaluation the Level of Understanding of People Involved in Date Farming Regarding Pesticide Use in Date Palm Cultivation in Al-Qassim Region" رسالة ماجستير. University of Greenwich، لندن، 2010. مسترجع من http://search.mandumah.com/Record/602526