Larson, R. E., Hodgkins, A. V., & Hostetler, R. P. (1996). College algebra: Concepts and models (2nd ed.). D.C. Heath.

Larson, Roland E., Anne V. Hodgkins, and Robert P. Hostetler. College Algebra: Concepts and Models. 2nd ed. Lexington, Mass: D.C. Heath, 1996.

Larson, Roland E., et al. College Algebra: Concepts and Models. 2nd ed. D.C. Heath, 1996.