Cita APA (7th ed.)

Rees, P. K., & Sparks, F. W. (1991). College algebra with trigonometry. McGraw-Hill.

Cita Chicago (17th ed.)

Rees, Paul Klein, i Fred Winchell Sparks. College Algebra with Trigonometry. New York: McGraw-Hill, 1991.

Cita MLA (9th ed.)

Rees, Paul Klein, i Fred Winchell Sparks. College Algebra with Trigonometry. McGraw-Hill, 1991.