Umar, M. (2015). Development of bio-mulching materials for weed control, soil moisture conservation and insect repellency in system of rice intensification.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Umar, Mohammed. Development of Bio-mulching Materials for Weed Control, Soil Moisture Conservation and Insect Repellency in System of Rice Intensification. 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Umar, Mohammed. Development of Bio-mulching Materials for Weed Control, Soil Moisture Conservation and Insect Repellency in System of Rice Intensification. 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.