APA (7th ed.) Citation

TRAVERS, K. J., DALTON, L. C., & LAYTON, K. P. (1987). Geometry. Laidlaw Brothers Pub.

Chicago Style (17th ed.) Citation

TRAVERS, Kenneth J., LeRoy C. DALTON, and Katherine P. LAYTON. Geometry. Illinois: Laidlaw Brothers Pub, 1987.

MLA (9th ed.) Citation

TRAVERS, Kenneth J., et al. Geometry. Laidlaw Brothers Pub, 1987.