APA (7th ed.) Citation

Card, O. S., Rankin, E., Card, Z., & Ibardolaza, H. A. (2011). Laddertop. Tor/Seven Seas.

Chicago Style (17th ed.) Citation

Card, Orson Scott, Emily Rankin, Zina Card, and Honoel A. Ibardolaza. Laddertop. New York: Tor/Seven Seas, 2011.

MLA (8th ed.) Citation

Card, Orson Scott, et al. Laddertop. Tor/Seven Seas, 2011.

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