APA (7th ed.) Citation

Hirsch, C. R., Roberts, M. A., Coblentz, D. O., Samide, A. J., & Schoen, H. L. (1979). Geometry. Scott, Foresman.

Chicago Style (17th ed.) Citation

Hirsch, Christian R., Mary Ann Roberts, Dwight O. Coblentz, Andrew J. Samide, and Harold L. Schoen. Geometry. Glenview, Ill: Scott, Foresman, 1979.

MLA (9th ed.) Citation

Hirsch, Christian R., et al. Geometry. Scott, Foresman, 1979.