APA (7th ed.) Citation

Ortiz de Zevallos M., F. (1989). The Peruvian puzzle. Priority Press.

Chicago Style (17th ed.) Citation

Ortiz de Zevallos M., Felipe. The Peruvian Puzzle. New York: Priority Press, 1989.

MLA (9th ed.) Citation

Ortiz de Zevallos M., Felipe. The Peruvian Puzzle. Priority Press, 1989.

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