APA (7th ed.) Citation

Gunther, J. (1968). Inside South America (1. ed.). Pocket Books.

Chicago Style (17th ed.) Citation

Gunther, John. Inside South America. 1. ed. New York [u.a.]: Pocket Books, 1968.

MLA (9th ed.) Citation

Gunther, John. Inside South America. 1. ed. Pocket Books, 1968.