Haskell, Simon H. Arithmetical disabilities in cerebral palsied children programmed instruction - a remedial approach by Simon H. Haskell. With a foreword by Peter Mittler. - Springfield, Ill. Thomas [1973] - xv, 114 p. 24 cm. Bibliography: p. 96-102. ISBN: 0398025371 LCCN: 72075920 //r88 Subjects--Topical Terms: Cerebral palsied children--Education.Mathematical abilityArithmetic--Programmed instruction. LC Class. No.: LC4580 / .H38 Dewey Class. No.: 371.9/16