APA-referens (7:e uppl.)

Swokowski, E. W., & Cole, J. A. (2006). Algebra and trigonometry with analytic geometry: Classic (11th ed.). Thomson Brooks/Cole.

Chicago-referens (17:e uppl.)

Swokowski, Earl William, och Jeffery A. Cole. Algebra and Trigonometry with Analytic Geometry: Classic. 11th ed. Belmont, CA: Thomson Brooks/Cole, 2006.

MLA-referens (9:e uppl.)

Swokowski, Earl William, och Jeffery A. Cole. Algebra and Trigonometry with Analytic Geometry: Classic. 11th ed. Thomson Brooks/Cole, 2006.