Clay. (1978). Modern art 1890-1918. Octopus Books.
Chicago Style (17th ed.) CitationClay. Modern Art 1890-1918. London: Octopus Books, 1978.
MLA (8th ed.) CitationClay. Modern Art 1890-1918. Octopus Books, 1978.
Warning: These citations may not always be 100% accurate.