APA (7th ed.) Citation

Olson, S. F., & Blacklock, L. (1969). The hidden forest. Viking Press.

Chicago Style (17th ed.) Citation

Olson, Sigurd F., and Les Blacklock. The Hidden Forest. New York: Viking Press, 1969.

MLA (9th ed.) Citation

Olson, Sigurd F., and Les Blacklock. The Hidden Forest. Viking Press, 1969.