Lerner, Janet W. Learning disabilities : theories, diagnosis, and teaching strategies / Janet W Lerner. - 3rd ed. - London : HOUGHTON MIFFLIN COMPANY BOSTON, C1981. - xv,541 p. : ill. ; 25 cm. Includes index Subjects--Topical Terms: Learning disabilities Dewey Class. No.: 371.9 / LEL 1981.