Beecher, Judith A.
Algebra and trigonometry
Pearson - Addison Wesley, 2008
 Buku Teks
Messersmith, Sherri
Beginning and intermediate algebra
McGraw-Hill, 2012
 Buku Teks
Woodbury, George
Elementary and intermediate algebra
Pearson/Addison-Wesley, 2009
 Multimedia
Woodbury, George
Elementary and intermediate algebra
Pearson/Addison-Wesley, 2009
 Multimedia
Woodbury, George
Elementary and intermediate algebra
Pearsons Addison-Wesley, 2008
 Buku Teks