Abdul Rahim Awang. (1992). An assessment of field-level extension agent inservice training needs relatedto the educational process as perceived by extension personnel in the Sabah State Department of agriculture, Malaysia. Iowa State University Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Abdul Rahim Awang. An Assessment of Field-level Extension Agent Inservice Training Needs Relatedto the Educational Process as Perceived by Extension Personnel in the Sabah State Department of Agriculture, Malaysia. Ames: Iowa State University Press, 1992.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Abdul Rahim Awang. An Assessment of Field-level Extension Agent Inservice Training Needs Relatedto the Educational Process as Perceived by Extension Personnel in the Sabah State Department of Agriculture, Malaysia. Iowa State University Press, 1992.