Cita APA (7a ed.)

Maynard, H. H., Davis, J. H., & Helen, H. C. (1957). Sales management. Ronald Press.

Cita Chicago Style (17a ed.)

Maynard, Harold Howard, James Henry Davis, y Hernan Christian Helen. Sales Management. New York: Ronald Press, 1957.

Cita MLA (9a ed.)

Maynard, Harold Howard, et al. Sales Management. Ronald Press, 1957.