APA (7th ed.) Citation

Dickson, G. R. (1989). The earth lords. Ace Books.

Chicago Style (17th ed.) Citation

Dickson, Gordon R. The Earth Lords. New York, N.Y: Ace Books, 1989.

MLA (9th ed.) Citation

Dickson, Gordon R. The Earth Lords. Ace Books, 1989.

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