Cita APA (7th ed.)
Aufmann, R. N., Barker, V. C., & Lockwood, J. S. (1989). Intermediate algebra, with applications (2nd ed.). Houghton Mifflin Co..
Cita Chicago (17th ed.)
Aufmann, Richard N., Vernon C. Barker, i Joanne S. Lockwood. Intermediate Algebra, with Applications. 2nd ed. Boston: Houghton Mifflin Co., 1989.
Cita MLA (9th ed.)
Aufmann, Richard N., et al. Intermediate Algebra, with Applications. 2nd ed. Houghton Mifflin Co., 1989.
Atenció: Aquestes cites poden no estar 100% correctes.