International Summit on Prevention of Mental Retardation from Biomedical Causes
By: sponsored by President's Committee on Mental Retardation (PCMR) ... [et al.], December 15-16, 1977 ; manuscript edited and Coordinated by Jean Koch
Series: DHEW publication -- no. (HDS) 78-21023
Publisher: The Committee
Published: 1979
Place of publication: Washington
Language: eng