APA (7th ed.) Citation

Clark, A. N. (1952). Secret of the Andes. Viking Press.

Chicago Style (17th ed.) Citation

Clark, Ann Nolan. Secret of the Andes. New York: Viking Press, 1952.

MLA (8th ed.) Citation

Clark, Ann Nolan. Secret of the Andes. Viking Press, 1952.

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