Citazione Stile APA (7a Edizione)

Studies, D. o. S. E. a. C. (2019). Principles and Problems of Educational Evaluation. Obafemi Awolowo University.

Citazione stile Chigago Style (17a edizione)

Studies, Department of Special Education and Curriculum. Principles and Problems of Educational Evaluation. Obafemi Awolowo University, 2019.

Citatione MLA (9a ed.)

Studies, Department of Special Education and Curriculum. Principles and Problems of Educational Evaluation. Obafemi Awolowo University, 2019.