APA
Boardman C. W., Boardman C. W. & Bent R. K. (. (1953). Democratic supervision in secondary schools. New York: Houghton Mifflin Company.
Chicago
Boardman Charles W, Boardman Charles W and Bent Rudyard K (Ed). 1953. Democratic supervision in secondary schools. New York: Houghton Mifflin Company.
Harvard
Boardman C. W., Boardman C. W. and Bent R. K. (. (1953). Democratic supervision in secondary schools. New York: Houghton Mifflin Company.
MLA
Boardman Charles W, Boardman Charles W and Bent Rudyard K (Ed). Democratic supervision in secondary schools. New York: Houghton Mifflin Company. 1953.