Hallahan, Daniel P. Introduction to learning disabilties / David P. Hallahan, James M. Kauffman, John Wills Lloyd - 2nd ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1985 - 306 p. ; 24 cm Includes bibliographical references and index ISBN: 0134855418 Subjects--Topical Terms: Learning disabilities