APA (7th ed.) Citation

Hinkle, O. E. (1952). How to write columns. Iowa State College Press.

Chicago Style (17th ed.) Citation

Hinkle, Olin Ethmer. How to Write Columns. Ames: Iowa State College Press, 1952.

MLA (9th ed.) Citation

Hinkle, Olin Ethmer. How to Write Columns. Iowa State College Press, 1952.

Warning: These citations may not always be 100% accurate.