Kopman, B. (1958). Benjamin Kopman - paintings and drawings: World House Galleries. World House Galleries.
Lua i Stíl Chicago (17ú heag.)Kopman, Benjamin. Benjamin Kopman - Paintings and Drawings: World House Galleries. New York: World House Galleries, 1958.
Lua MLA (8ú heag.)Kopman, Benjamin. Benjamin Kopman - Paintings and Drawings: World House Galleries. World House Galleries, 1958.
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