Citazione Stile APA (7a Edizione)

Sampson, R. J., & Farris, M. T. (1979). Domestic transportation: Practice, theory, and policy (4th ed.). Houghton Mifflin.

Citazione stile Chigago Style (17a edizione)

Sampson, Roy J., e Martin T. Farris. Domestic Transportation: Practice, Theory, and Policy. 4th ed. Boston: Houghton Mifflin, 1979.

Citatione MLA (9a ed.)

Sampson, Roy J., e Martin T. Farris. Domestic Transportation: Practice, Theory, and Policy. 4th ed. Houghton Mifflin, 1979.