APA-referens (7:e uppl.)

R. G, I., M. A, O., A. J, J., & E. S, Y. (2021). TECHNICAL PROGRESS AND EFFICIENCY CHANGE IN MAIZE PRODUCTION IN NORTH CENTRAL NIGERIA. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria.

Chicago-referens (17:e uppl.)

R. G, ISONGUYO, OJO M. A, JIRGI A. J, och YISA E. S. TECHNICAL PROGRESS AND EFFICIENCY CHANGE IN MAIZE PRODUCTION IN NORTH CENTRAL NIGERIA. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2021.

MLA-referens (9:e uppl.)

R. G, ISONGUYO, et al. TECHNICAL PROGRESS AND EFFICIENCY CHANGE IN MAIZE PRODUCTION IN NORTH CENTRAL NIGERIA. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2021.