Watter, O. (1955). Farben - Foto - Praxis. Wilhelm Knapp Verlag.
Chicago Style (17th ed.) CitationWatter, Otto. Farben - Foto - Praxis. Halle (Saale): Wilhelm Knapp Verlag, 1955.
MLA (8th ed.) CitationWatter, Otto. Farben - Foto - Praxis. Wilhelm Knapp Verlag, 1955.
Warning: These citations may not always be 100% accurate.