Ernst, Bruno. The magic mirror of M.C. Escher / by Bruno Ernst ; [translated from the Dutch by John E. Brigham]. - New York : Barnes & Noble Books, c1985, c1994. - 112 p. : illus. (some col.) ; 30 cm. Includes index. ISBN: 1566197708 Subjects--Personal Names: Escher, M. C. 1898-1972.