IHC catalogue supplement.

منشور في 1984

IHC library catalogue.

منشور في 1981

IHC Library catalogue, November 1983.

منشور في 1983

IHC library catalogue. Supplement /

منشور في 1981

Improving the communication of people with Down syndrome /

منشور في 1999

Reading and writing for individuals with Down syndrome : an overview /

حسب Buckley, Sue
منشور في 2001

Social and vocational adjustment of leavers from special classes for backward children, Christchurch, New Zealand.

حسب Thompson, Graham Harper
منشور في 1968

Social behavior of the mentally retarded : an annotated bibliography /

حسب Sternlicht, Manny
منشور في 1984

Vulnerable : sexual abuse and people with an intellectual handicap /

حسب Senn, Charlene Y., 1960-
منشور في 1988