00680nam a2200205Ia 4500001000700000003000500007005001700012008004100029010001500070020001500085050001800100082001600118100002700134245013700161260004400298300001800342504003000360650003700390650004700427183103BIBL20160527190455.0720515s1972    ilu      b    00110 eng    a 77169883   a03980232200 aRJ496.C4bI78  a618.9/28/5510aIrwin, Orvis C.2Local10aCommunication variables of cerebral palsied and mentally retarded childrencby Orvis C. Irwin. With a foreword by Dorothea McCarthy.0 aSpringfield, Ill.bC. C. Thomasc[1972]  axxvii, 370 p.  aBibliography: p. 359-365. 0aCerebral palsied children2Local 0aCommunicative disorders in children2Local