Cita APA

 Dugopolski, M. (2006).  Elementary and intermediate algebra.  McGraw Hill Higher Education.

Chicago Style Citation

 Dugopolski, Mark.  Elementary and Intermediate Algebra.  McGraw Hill Higher Education, 2006.

Cita MLA

 Dugopolski, Mark.  Elementary and Intermediate Algebra.  McGraw Hill Higher Education, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.