Swokowski, Earl W.
Precalculus : functions and graphs
Brooks/Cole, 2012
Buku Teks
Barnett, Raymond A.
Precalculus : function and graphs
McGraw-Hill , 2001
Multimedia
Barnett, Raymond A.
Precalculus : function and graphs
2001
Multimedia
Sullivan, Michael, III
Algebra & trigonometry : enhanced with graphing utilities
Pearson Prentice Hall, 2009
Buku Teks
Coburn, John W.
Precalculus / John W. Coburn
McGraw-Hill, 2010
Buku Teks