Cita APA (7th ed.)

Hansen, H. L. (1967). Marketing: Text, techniques, and cases (3rd ed.). Irwin.

Cita Chicago (17th ed.)

Hansen, Harry L. Marketing: Text, Techniques, and Cases. 3rd ed. Homewood, Ill: Irwin, 1967.

Cita MLA (9th ed.)

Hansen, Harry L. Marketing: Text, Techniques, and Cases. 3rd ed. Irwin, 1967.