(1999). Color Harmony Workbook: A Workbook and Guide to Creative Color Combinations. Rockport Publ..
Chicago Style (17. basım) AtıfColor Harmony Workbook: A Workbook and Guide to Creative Color Combinations. Gloucester/Mass.: Rockport Publ., 1999.
MLA (8th ed.) AtıfColor Harmony Workbook: A Workbook and Guide to Creative Color Combinations. Rockport Publ., 1999.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..