Groebli, R. (1971). Variation 2: Kommunikative Moglichkeiten der Farbfotografie: Some suggested uses of communicative colour photography. Possibilites communicatives de la photographie en couleurs. Hastings House.
Chicago Style (17th ed.) CitationGroebli, Rene. Variation 2: Kommunikative Moglichkeiten Der Farbfotografie: Some Suggested Uses of Communicative Colour Photography. Possibilites Communicatives De La Photographie En Couleurs. New York: Hastings House, 1971.
MLA (8th ed.) CitationGroebli, Rene. Variation 2: Kommunikative Moglichkeiten Der Farbfotografie: Some Suggested Uses of Communicative Colour Photography. Possibilites Communicatives De La Photographie En Couleurs. Hastings House, 1971.
Warning: These citations may not always be 100% accurate.