Cita APA (7th ed.)
Yoshiwara, K., & Drooyan, I. (1994). Elementary algebra for college students (8th ed.). Prentice Hall.
Cita Chicago (17th ed.)
Yoshiwara, Katherine, i Irving Drooyan. Elementary Algebra for College Students. 8th ed. Englewood Cliffs, N.J.: Prentice Hall, 1994.
Cita MLA (9th ed.)
Yoshiwara, Katherine, i Irving Drooyan. Elementary Algebra for College Students. 8th ed. Prentice Hall, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.