APA (7th ed.) Citation

Falk, R. A. (1975). A study of future worlds. Free Press.

Chicago Style (17th ed.) Citation

Falk, Richard A. A Study of Future Worlds. New York: Free Press, 1975.

MLA (9th ed.) Citation

Falk, Richard A. A Study of Future Worlds. Free Press, 1975.

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