APA (7th ed.) Citation

Williams, J. G. (1981). The Collins field guide to the national parks of East Africa. S. Greene Press ; Viking Penguin.

Chicago Style (17th ed.) Citation

Williams, John G. The Collins Field Guide to the National Parks of East Africa. Lexington, Mass. : New York, N.Y., U.S.A.: S. Greene Press ; Viking Penguin, 1981.

MLA (9th ed.) Citation

Williams, John G. The Collins Field Guide to the National Parks of East Africa. S. Greene Press ; Viking Penguin, 1981.

Warning: These citations may not always be 100% accurate.