Tyler, Ralph W. (Ralph Winfred), 1902-1994 (Personal Name)

Waples, D. Research methods and teachers' problems ... 1930

Wikipedia, Mar. 4, 2008 (Ralph W. Tyler, b. April 22, 1902, Chicago, d. Feb. 18, 1994, San Diego)

DLC in OCLC, Mar. 4, 2008 (hdg.: Tyler, Ralph Winfred, 1902-; usage: Ralph W. Tyler)