Erdman, R. L., Wyatt, K. E., & Heller, H. W. (1970). The administration of programs for educable retarded children in small school systems (Rev.). Council for Exceptional Children.
Chicago Style (17th ed.) CitationErdman, Robert Lee, Kenneth Emerson Wyatt, and Harold William Heller. The Administration of Programs for Educable Retarded Children in Small School Systems. Rev. Arlington, Va: Council for Exceptional Children, 1970.
MLA (9th ed.) CitationErdman, Robert Lee, et al. The Administration of Programs for Educable Retarded Children in Small School Systems. Rev. Council for Exceptional Children, 1970.
Warning: These citations may not always be 100% accurate.