Johnson, Doris J. Learning disabilities; educational principles and practices [by] Doris J. Johnson and Helmer R. Myklebust. - New York, Grune & Stratton [1967] - xii, 336 p. illus. 24 cm. Bibliography: p. 322-328. LCCN: 66028287 Subjects--Topical Terms: Learning disabled children--Education.Brain-damaged children--Education. LC Class. No.: LC4580 / .J6 Dewey Class. No.: 371.9 JOH M;1