00859nam a2200241Ia 4500 29394 BIBL 20160527202850.0 711007s1967 nyua b 00000 eng 67026164 EVLG 371.92 L287 c1 LC4602 .L3 371.92 371.92 L287 Language and mental retardation, empirical and conceptual considerations Edited by Richard L. Schiefelbusch, Ross H. Copeland [and] James O. Smith. New York Holt, Rinehart and Winston [1967] x, 208 p. illus. Includes bibliographies. Mentally handicapped children Language. 135287 Local Schiefelbusch, Richard L. ed. 166001 Local Smith, James O. ed. 278081 Local Copeland, Ross H. ed. 213311 Local 21397 21397 0 0 0 371_920000000000000_L287 0 evl 355048 10 10 1 2016-05-27 41460 0 371.92 L287 80000000576861 2016-05-27 00:00:00 r:29394 z:NCC:D 6 0 0 0 371_920000000000000_L287 0 evl 355050 10 10 1 2016-05-27 41459 0 371.92 L287 80000000576846 2016-05-27 00:00:00 c. 2 r:29394 z:NCC:D 6