Cohn, M. B., & Lafo, R. R. (1977). Wash and gouache: A study of the development of the materials of watercolor. Center for Conservation and Technical Studies, Fogg Art Museum.
Chicago Style (17th ed.) CitationCohn, Marjorie B., and Rachel Rosenfield Lafo. Wash and Gouache: A Study of the Development of the Materials of Watercolor. [Cambridge, Mass.]: Center for Conservation and Technical Studies, Fogg Art Museum, 1977.
MLA (9th ed.) CitationCohn, Marjorie B., and Rachel Rosenfield Lafo. Wash and Gouache: A Study of the Development of the Materials of Watercolor. Center for Conservation and Technical Studies, Fogg Art Museum, 1977.
Warning: These citations may not always be 100% accurate.