Whelan, Bride M.
Color harmony 2 : a guide to creative color combinations
Rockport Publisher, 2005
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Whelan, Bride M.
Color harmony 2 : a guide to crative color combinations
Rockport Publisher, 1994
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Engdahl, David A.
Color printing : materials, processes and color control
Chilton Books, 1967
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Sawahata, Lesa
Color harmony workbook : a workbook and guide to creative color combinations
Rockport, 2001
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Gill, Martha
Color harmony pastels : a guidebook for creating great color combinations
Rockport Publishers, 2000
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