APA (7th ed.) Zitazioa

Ouma, S. J. (1990). 21 essays on co-operation and development in Kenya. Shirikon Publishers.

Chicago Style (17th ed.) Zitazioa

Ouma, Sylvester J. 21 Essays on Co-operation and Development in Kenya. Nairobi, Kenya: Shirikon Publishers, 1990.

MLA (9th ed.) Zitazioa

Ouma, Sylvester J. 21 Essays on Co-operation and Development in Kenya. Shirikon Publishers, 1990.