APA (7th ed.) Citation

Anderson, P. (1978). Orbit unlimited. Gregg Press.

Chicago Style (17th ed.) Citation

Anderson, Poul. Orbit Unlimited. Boston: Gregg Press, 1978.

MLA (9th ed.) Citation

Anderson, Poul. Orbit Unlimited. Gregg Press, 1978.

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