Harper, George Mills. The neoplatonism of William Blake / George Mills Harper. - Chapel Hill, N.C. : University of North Carolina Press, c1961. - xvi, 324 p. : port. 23 cm. Subjects--Personal Names: Blake, William, 1757-1827. Subjects--Topical Terms: Neoplatonism. Dewey Class. No.: 821.6 / HAN 1961