Cita APA (7a ed.)

Angel, A. R. (2000). Algebra for college students. Prentice Hall.

Cita Chicago Style (17a ed.)

Angel, Allen R. Algebra for College Students. Upper Saddle River, N.J: Prentice Hall, 2000.

Cita MLA (9a ed.)

Angel, Allen R. Algebra for College Students. Prentice Hall, 2000.

Precaución: Estas citas no son 100% exactas.