APA (7th ed.) Citation

Johansen, I., & Johansen, R. (2010). Shadow zone. St. Martin's Press.

Chicago Style (17th ed.) Citation

Johansen, Iris, and Roy Johansen. Shadow Zone. New York: St. Martin's Press, 2010.

MLA (8th ed.) Citation

Johansen, Iris, and Roy Johansen. Shadow Zone. St. Martin's Press, 2010.

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