Cita APA (7th ed.)

Wells, A. T. (1994). Air transportation: A management perspective (3rd ed.). Wadsworth Pub. Co.

Cita Chicago (17th ed.)

Wells, Alexander T. Air Transportation: A Management Perspective. 3rd ed. Belmont, Calif: Wadsworth Pub. Co, 1994.

Cita MLA (9th ed.)

Wells, Alexander T. Air Transportation: A Management Perspective. 3rd ed. Wadsworth Pub. Co, 1994.