Cita APA (7a ed.)

Cohen, D. 1. S. 2., Lee, T., & Sklar, D. (2006). Precalculus: A problems-oriented approach (Custom ed. prepared exclusively for University California, Davis.). Thomson Custom Solutions.

Cita Chicago Style (17a ed.)

Cohen, David 1942 Sept. 28-, Theodore Lee, y David Sklar. Precalculus: A Problems-oriented Approach. Custom ed. prepared exclusively for University California, Davis. Mason, Ohio: Thomson Custom Solutions, 2006.

Cita MLA (9a ed.)

Cohen, David 1942 Sept. 28-, et al. Precalculus: A Problems-oriented Approach. Custom ed. prepared exclusively for University California, Davis. Thomson Custom Solutions, 2006.