Frobenius, L., & Fox, D. C. (1937). Prehistoric rock pictures in Europe and Africa: From material in the archives of the Research Institute for the Morphology of Civilization. New York: Museum of Modern Art.
Παραπομπή Chicago StyleFrobenius, Leo, and Douglas C. Fox. Prehistoric Rock Pictures in Europe and Africa: From Material in the Archives of the Research Institute for the Morphology of Civilization. New York: Museum of Modern Art, 1937.
Παραπομπή MLAFrobenius, Leo, and Douglas C. Fox. Prehistoric Rock Pictures in Europe and Africa: From Material in the Archives of the Research Institute for the Morphology of Civilization. New York: Museum of Modern Art, 1937.
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