Isichei, A. O., & Ero, I. I. (2014). Responses of Savannas to Stress and Disturbance: The Beginning of Desertification. Federal Ministry of Science and Technology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Isichei, Augustine O., و Isaac I. Ero. Responses of Savannas to Stress and Disturbance: The Beginning of Desertification. Federal Ministry of Science and Technology, 2014.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Isichei, Augustine O., و Isaac I. Ero. Responses of Savannas to Stress and Disturbance: The Beginning of Desertification. Federal Ministry of Science and Technology, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.