Cita APA

Bowersox, D. J., Calabro, P. J., & Wagenheim, G. D. (1981). Introduction to Transportation. Macmillan Publishing Co., Inc.

Citación estilo Chicago

Bowersox, Donald J., Pat J. Calabro, and George D. Wagenheim. Introduction to Transportation. New York: Macmillan Publishing Co., Inc, 1981.

Cita MLA

Bowersox, Donald J., et al. Introduction to Transportation. Macmillan Publishing Co., Inc, 1981.