National Education Association (U.S.). Research & Graybeal, W. S. (1977). Teacher supply and demand in public schools, 1974, 1975, 1976: With population trends and their implications for schools 1976-1977. National Education Association.
Chicago Style (17th ed.) CitationNational Education Association (U.S.). Research and William S. Graybeal. Teacher Supply and Demand in Public Schools, 1974, 1975, 1976: With Population Trends and Their Implications for Schools 1976-1977. Washington: National Education Association, 1977.
MLA (8th ed.) CitationNational Education Association (U.S.). Research and William S. Graybeal. Teacher Supply and Demand in Public Schools, 1974, 1975, 1976: With Population Trends and Their Implications for Schools 1976-1977. National Education Association, 1977.