Vance, E. P. (1975). Modern college algebra (Third edition.). National Book Store.
Chicago-referens (17:e uppl.)Vance, Elbridge Putnam. Modern College Algebra. Third edition. Mandaluyong City: National Book Store, 1975.
MLA-referens (9:e uppl.)Vance, Elbridge Putnam. Modern College Algebra. Third edition. National Book Store, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.