APA (7th ed.) Citation

Niven, L., & Cooper, B. (2005). Building Harlequin's moon. Tor.

Chicago Style (17th ed.) Citation

Niven, Larry, and Brenda Cooper. Building Harlequin's Moon. New York: Tor, 2005.

MLA (9th ed.) Citation

Niven, Larry, and Brenda Cooper. Building Harlequin's Moon. Tor, 2005.

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