APA ציטוט

Aufmann, R. N., Barker, V. C., & Nation, R. (2012). College algebra (7th ed.). Cengage Learning.

Chicago Style (17th ed.) Citation

Aufmann, Richard N., Vernon C. Barker, and Richard Nation. College Algebra. 7th ed. Andover: Cengage Learning, 2012.

ציטוט MLA

Aufmann, Richard N., et al. College Algebra. 7th ed. Cengage Learning, 2012.