Cita APA (7th ed.)

Smallbone, D. W. (1972). The practice of marketing (2nd ed.). Staples Press.

Cita Chicago (17th ed.)

Smallbone, Douglas W. The Practice of Marketing. 2nd ed. London: Staples Press, 1972.

Cita MLA (8th ed.)

Smallbone, Douglas W. The Practice of Marketing. 2nd ed. Staples Press, 1972.