APA
Flaccus L., . (1931). The Spirit and Substance of Art. New York: F.S.Crofts and Co., Publishers.
Chicago
Flaccus L.W, . 1931. The Spirit and Substance of Art. New York: F.S.Crofts and Co., Publishers.
Harvard
Flaccus L., . (1931). The Spirit and Substance of Art. New York: F.S.Crofts and Co., Publishers.
MLA
Flaccus L.W, . The Spirit and Substance of Art. New York: F.S.Crofts and Co., Publishers. 1931.
