APA aipamena

Canfield, B. R. (1961). Sales administration (4th.). Prentice-Hall.

Chicago Style aipamena

Canfield, Bertrand R. Sales Administration. 4th. New Jersey: Prentice-Hall, 1961.

MLA aipamena

Canfield, Bertrand R. Sales Administration. 4th. Prentice-Hall, 1961.