Cita APA (7a ed.)

DEMANA, F., & WAITS, B. K. College algebra and trigonometry: A graphing approach.

Cita Chicago Style (17a ed.)

DEMANA, Franklin, y Bert K. WAITS. College Algebra and Trigonometry: A Graphing Approach. Massachusetts; Addison-Wesley Pub. Co., 1990.

Cita MLA (9a ed.)

DEMANA, Franklin, y Bert K. WAITS. College Algebra and Trigonometry: A Graphing Approach.