Wolfflin, Heinrich, 1864 -1945. Principles of art history : the problem of the development of sty le in later art / by Heinrich Wolfflin ; translated by M.D. Hotting er. - London : Dover, 1950, c1932. - xvi, 237 p. : ill. ; 24 cm. Subjects--Topical Terms: Art --History.------ Dewey Class. No.: 709