APA
(1957). Research in Industrial Education, Summaries of Studies 1930-1955. Washington D.C: Washington U.S. Government Printing Office.
Chicago
1957. Research in Industrial Education, Summaries of Studies 1930-1955. Washington D.C: Washington U.S. Government Printing Office.
Harvard
(1957). Research in Industrial Education, Summaries of Studies 1930-1955. Washington D.C: Washington U.S. Government Printing Office.
MLA
Research in Industrial Education, Summaries of Studies 1930-1955. Washington D.C: Washington U.S. Government Printing Office. 1957.
