APA (7th ed.) Citation

Gribbin, J. R. (1981). Future worlds. Plenum Press.

Chicago Style (17th ed.) Citation

Gribbin, John R. Future Worlds. New York: Plenum Press, 1981.

MLA (9th ed.) Citation

Gribbin, John R. Future Worlds. Plenum Press, 1981.

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