APA Edition Citation

Aufmann, R. N., Barker, V. C., & Nation, R. (1990). College trigonometry / Richard N. Aufmann, Vernon C. Barker, Richard D. Nation, Jr. Houghton Mifflin Co.

Chicago Edition Citation

Aufmann, Richard N., Vernon C. Barker, and Richard Nation. College Trigonometry / Richard N. Aufmann, Vernon C. Barker, Richard D. Nation, Jr. Boston, MA: Houghton Mifflin Co, 1990.

MLA Edition Citation

Aufmann, Richard N., et al. College Trigonometry / Richard N. Aufmann, Vernon C. Barker, Richard D. Nation, Jr. Houghton Mifflin Co, 1990.