American Society for Testing and Materials & ASTM Committee E-12 on Appearance. (1996). ASTM standards on color and appearance measurement (5th ed.). ASTM.
Παραπομπή σε μορφή Chicago (17η εκδ.)American Society for Testing and Materials και ASTM Committee E-12 on Appearance. ASTM Standards on Color and Appearance Measurement. 5th ed. ASTM, 1996.
Παραπομπή σε μορφή MLA (8th εκδ.)American Society for Testing and Materials και ASTM Committee E-12 on Appearance. ASTM Standards on Color and Appearance Measurement. 5th ed. ASTM, 1996.
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