APA (7th ed.) Citation

Heppeenheimer, T. A. (1977). Colonies in space. Stackpole Books.

Chicago Style (17th ed.) Citation

Heppeenheimer, T A. Colonies in Space. Harrisburg: Stackpole Books, 1977.

MLA (8th ed.) Citation

Heppeenheimer, T A. Colonies in Space. Stackpole Books, 1977.

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