United States. President's Committee on Mental Retardation, National Association of Coordinators of State Programs for the Mentally Retarded, & Nathan, R. Mental retardation: Trends in state services.
Chicago Style (17th ed.) CitationUnited States. President's Committee on Mental Retardation, National Association of Coordinators of State Programs for the Mentally Retarded, and Raymond Nathan. Mental Retardation: Trends in State Services.
MLA (9th ed.) CitationUnited States. President's Committee on Mental Retardation, et al. Mental Retardation: Trends in State Services.
Warning: These citations may not always be 100% accurate.