APA (7th ed.) Citation

Travers, K. J., Dalton, L. C. ., & Layton, K. P. (1987). Geometry. laidlaw.

Chicago Style (17th ed.) Citation

Travers, Kenneth J., LeRoy C. Dalton, and Katherine P. Layton. Geometry. River Forest, Ill.: laidlaw, 1987.

MLA (9th ed.) Citation

Travers, Kenneth J., et al. Geometry. laidlaw, 1987.