Cita APA (7a ed.)

Cooray, P. G. (2019). The geological sciences in the service of Nigeria. Obafemi Awolowo University Press Limited.

Cita Chicago Style (17a ed.)

Cooray, P. G. The Geological Sciences in the Service of Nigeria. Obafemi Awolowo University Press Limited, 2019.

Cita MLA (9a ed.)

Cooray, P. G. The Geological Sciences in the Service of Nigeria. Obafemi Awolowo University Press Limited, 2019.