APA (7e ed.) Bronvermelding

Cooray, P. G. (2013). The Geological Sciences in the Service of Nigeria. University of Ife Press.

Chicago (17e ed.) Bronvermelding

Cooray, P. G. The Geological Sciences in the Service of Nigeria. University of Ife Press, 2013.

MLA (9e ed.) Bronvermelding

Cooray, P. G. The Geological Sciences in the Service of Nigeria. University of Ife Press, 2013.

Let op: Deze citaties zijn niet altijd 100% accuraat.