Elementary and intermediate algebra

 Dugopolski, Mark.;

Boston Burr Ridge, Ill. : : McGraw-Hill Higher Education , 2006

Intermediate algebra

 Dugopolski, Mark.;

Boston Burr Ridge, Ill. : : McGraw-Hill Higher Education , 2006

Algebra for college students

 Dugopolski, Mark.;

s.l. : McGraw-Hill , 2009