APA استشهاد

Sullivan, M. (2012). Algebra and trigonometry (9th ed.). Boston.

استشهاد بنمط شيكاغو

Sullivan, Michael. Algebra and Trigonometry. 9th ed. Prentice Hall: Boston, 2012.

MLA استشهاد

Sullivan, Michael. Algebra and Trigonometry. 9th ed. Boston, 2012.