An unpublished Master’s Thesis, University of Benin, Benin City.
An unpublished Doctorate Thesis, University of Calabar, Calabar.
An unpublished Bachelor's degree project, University of Uyo, Uyo.
An unpublished NCE project, University of Cross River State, Uyo.
Research report writing: A concise approach. Aba: Windmill Publishing Company.
Tests and Measurement for Teachers and Students, Uyo: Dorand Publishers.
Foundations of Educational Research IkotEkpene: Joe Graph Publications.
Foundations of Educational Research, Revised Edition. Ikot Ekpene: Joe Graph Publications
Tests and Measurement for Teachers and Students, Revised Edition. Uyo: Dorand Publishers.