Cita APA (7th ed.)

Taaffe, E. J., & Gauthier, H. L. (1973). Geography of transportation. Prentice-Hall.

Cita Chicago (17th ed.)

Taaffe, Edward J., i Howard L. Gauthier. Geography of Transportation. Englewood Cliffs, N. J: Prentice-Hall, 1973.

Cita MLA (9th ed.)

Taaffe, Edward J., i Howard L. Gauthier. Geography of Transportation. Prentice-Hall, 1973.