Draper, James A., 1930-; Clark, Ralph J. 1948- (Ralph Joseph),; Ontario Institute for Studies in Education. Department of Adult Education(Ontario Institute for Studies in Education, Department of Adult Education,, 1980.)
Kidd, J. R. 1915-1982 (James Robbins),; Selman, Gordon R., 1927-; Canadian Association for Adult Education(Canadian Association for Adult Education,, 1978.)