Cita APA (7th ed.)

Wood, D. F., & Johnson, J. C. (1993). Contemporary transporation (4th ed.). Macmillan.

Cita Chicago (17th ed.)

Wood, Donald F., i James C. Johnson. Contemporary Transporation. 4th ed. New York: Macmillan, 1993.

Cita MLA (9th ed.)

Wood, Donald F., i James C. Johnson. Contemporary Transporation. 4th ed. Macmillan, 1993.