Mental retardation
Subtitle: proceedings of the association, December 11 and 12, 1959, New York.
Series: Its Research publications -- v. 39.; Research publications (Association for Research in Nervous and Mental Disease) -- v. 39.
Publisher: Hafner
Published: 1969
Place of publication: New York
Language: eng
Number of pages: 331
Subjects: Neurology -- Congresses.
Genres: Congresses.
Notes: Facsimile of the 1962 ed.