Cita APA (7th ed.)

AUFMANN, R. N., BARKER, V. C., & NATION, R. D., Jr. (1990). College algebra with trigonometry. Houghton Mifflin.

Cita Chicago (17th ed.)

AUFMANN, Richard N., Vernon C. BARKER, i Richard D. NATION, Jr. College Algebra with Trigonometry. Boston: Houghton Mifflin, 1990.

Cita MLA (9th ed.)

AUFMANN, Richard N., et al. College Algebra with Trigonometry. Houghton Mifflin, 1990.