Cita APA (7a ed.)

Hinkle, O., Henry, J., & Walsh, H. E. (1952). How to write columns. Iowa State College Press.

Cita Chicago Style (17a ed.)

Hinkle, Olin, John Henry, y Harry E. Walsh. How to Write Columns. Ames: Iowa State College Press, 1952.

Cita MLA (9a ed.)

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