Whitney Museum of American Art. (1958). Nature in abstraction: The relation of abstract painting and sculpture to nature in twentieth-century American art. Macmillan.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিWhitney Museum of American Art. Nature in Abstraction: The Relation of Abstract Painting and Sculpture to Nature in Twentieth-century American Art. New York: Macmillan, 1958.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিWhitney Museum of American Art. Nature in Abstraction: The Relation of Abstract Painting and Sculpture to Nature in Twentieth-century American Art. Macmillan, 1958.
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