APA (7th ed.) Citation

(2000). Color harmony workbook: A workbook and guide to creative color combinations (2. Ed.). Olms.

Chicago Style (17th ed.) Citation

Color Harmony Workbook: A Workbook and Guide to Creative Color Combinations. 2. Ed. Zürich: Olms, 2000.

MLA (9th ed.) Citation

Color Harmony Workbook: A Workbook and Guide to Creative Color Combinations. 2. Ed. Olms, 2000.

Warning: These citations may not always be 100% accurate.