APA (7th ed.) Citation

Conant, W. H. (1945). Letter writing in business. The Gregg publishing company.

Chicago Style (17th ed.) Citation

Conant, W. H. Letter Writing in Business. New York, Chicago [etc.]: The Gregg publishing company, 1945.

MLA (9th ed.) Citation

Conant, W. H. Letter Writing in Business. The Gregg publishing company, 1945.