Heward, William L. Exceptional children : an introductory survey of special education - 11th ed. - Columbus: C.E. Merrill 2017 - xxv, 532 p. : ill. ; 27 cm. ISBN: 9780135160428 Subjects--Topical Terms: Exceptional children -- Education -- Handbooks, manuals LC Class. No.: COL LC 3969 .H49 2017