Whelan, Bride M.
Color harmony 2 : a guide to creative color combinations
Rockport Publishers, 1997
 Multimedia
Whelan, Bride M.
Color harmony 2 : a guide to creative color combinations
Rockport Publishers, 1997
 Multimedia
Whelan, Bride M.
Color harmony 2 : a guide to creative color combinations
Rockport Publisher, 2005
 Buku Teks SO
Whelan, Bride M.
Color harmony 2 : a guide to crative color combinations
Rockport Publisher, 1994
 Buku Teks SO
Engdahl, David A.
Color printing : materials, processes and color control
Chilton Books, 1967
 Buku Teks SO