OLAYINKA, A. (2020). A HISTORY OF THE DEPARTMENT OF SOIL SCIENCE AND LAND RESOURCES MANAGEMENT. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)OLAYINKA, A. A HISTORY OF THE DEPARTMENT OF SOIL SCIENCE AND LAND RESOURCES MANAGEMENT. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)OLAYINKA, A. A HISTORY OF THE DEPARTMENT OF SOIL SCIENCE AND LAND RESOURCES MANAGEMENT. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.