National Vocational Education Personnel Development Seminar Madison, Ohio State University. Center for Vocational Education, Gray, K. E., & Petrie, W. J. (1975). In-service vocational education personnel development for the 1980's: Eighth annual National Vocational Education Personnel Development Seminar, Oct. 28-31, 1974. The Center for Vocational Education, the Ohio State University.
Chicago Style (17th ed.) CitationNational Vocational Education Personnel Development Seminar Madison, Ohio State University. Center for Vocational Education, Kenney E. Gray, and William J. Petrie. In-service Vocational Education Personnel Development for the 1980's: Eighth Annual National Vocational Education Personnel Development Seminar, Oct. 28-31, 1974. Columbus: The Center for Vocational Education, the Ohio State University, 1975.
MLA (9th ed.) CitationNational Vocational Education Personnel Development Seminar Madison, et al. In-service Vocational Education Personnel Development for the 1980's: Eighth Annual National Vocational Education Personnel Development Seminar, Oct. 28-31, 1974. The Center for Vocational Education, the Ohio State University, 1975.