Cita APA (7a ed.)

Irons, W. H. (1942). Commercial credit and collection practice. Ronald Press.

Cita Chicago Style (17a ed.)

Irons, Watrous Henry. Commercial Credit and Collection Practice. New York: Ronald Press, 1942.

Cita MLA (9a ed.)

Irons, Watrous Henry. Commercial Credit and Collection Practice. Ronald Press, 1942.