Marden, O. S. (1913). Training for efficiency. Thomas Y. Crowell company.
Chicago Style (17th ed.) CitationMarden, Orison Swett. Training for Efficiency. New York: Thomas Y. Crowell company, 1913.
MLA (8th ed.) CitationMarden, Orison Swett. Training for Efficiency. Thomas Y. Crowell company, 1913.
Warning: These citations may not always be 100% accurate.