Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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