APA (7th ed.) Citation

Stansifer, C. L. (1991). Costa Rica. Clio Press.

Chicago Style (17th ed.) Citation

Stansifer, Charles L. Costa Rica. Oxford, England ; Santa Barbara, Calif.: Clio Press, 1991.

MLA (8th ed.) Citation

Stansifer, Charles L. Costa Rica. Clio Press, 1991.