Cita APA (7th ed.)

Vance, E. P. (1975). Modern college algebra (3rd World Student series ed.). Addison-Wesley.

Cita Chicago (17th ed.)

Vance, Elbridge Putnam. Modern College Algebra. 3rd World Student series ed. Reading, Mass: Addison-Wesley, 1975.

Cita MLA (9th ed.)

Vance, Elbridge Putnam. Modern College Algebra. 3rd World Student series ed. Addison-Wesley, 1975.