James P. Shaver ... [and others] ; submitted to U.S. Department of Education, Office of Special Education and Rehabilitative Services, Research in Education of the Handicapped Program
produced for the Office of Special Education, Division of Innovation and Development, by Technical Assistance Development System (TADS), Division of the Frank Porter Graham Child Development Center, University of North Carolina at Chapel Hill, and Western States Technical Assistance Resource (WESTAR) consortium of the University of Washington, Teaching Research, and the National Association of State Directors of Special Education ; edited by Daniel Assael and Gary Harrison