Association for the Help of Retarded Children. New York City Chapter, Birenbaum, A., & Schwartz, A. L. (1966). Recreation for the mentally retarded: A community based program. [publisher not identified].
Chicago Style (17th ed.) CitationAssociation for the Help of Retarded Children. New York City Chapter, Arnold Birenbaum, and Arthur L. Schwartz. Recreation for the Mentally Retarded: A Community Based Program. [New York]: [publisher not identified], 1966.
MLA (9th ed.) CitationAssociation for the Help of Retarded Children. New York City Chapter, et al. Recreation for the Mentally Retarded: A Community Based Program. [publisher not identified], 1966.
Warning: These citations may not always be 100% accurate.