APA (7th ed.) Citation

Stalker, P., & Stalker, P. A. o. c. o. t. w. (2007). A guide to countries of the world (Rev. 2nd ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Stalker, Peter, and Peter. A-Z of countries of the world Stalker. A Guide to Countries of the World. Rev. 2nd ed. New York: Oxford University Press, 2007.

MLA (9th ed.) Citation

Stalker, Peter, and Peter. A-Z of countries of the world Stalker. A Guide to Countries of the World. Rev. 2nd ed. Oxford University Press, 2007.