Farnham-Diggory, Sylvia Learning disabilities a psychological perspective. Sylvia Farnham-Diggory. - Cambridge, Mass. Harvard University Press 1978. - 154 p. ill. 21 cm. - The Developing child . Includes index. Bibliography: p. 139-149. ISBN: 0674519213 0674519221 LCCN: 78005514 //r81 Subjects--Topical Terms: Learning disabilities LC Class. No.: RJ506.L4 / F37 Dewey Class. No.: 618.92/855