APA

Koomey J. G., Schechter D. E. & Gordon D. (1993). Improving fuel economy. : Transportation Research Record.

Chicago

Koomey Jonathan G, Schechter Deborah E and Gordon Deborah. 1993. Improving fuel economy. : Transportation Research Record.

Harvard

Koomey J. G., Schechter D. E. and Gordon D. (1993). Improving fuel economy. : Transportation Research Record.

MLA

Koomey Jonathan G, Schechter Deborah E and Gordon Deborah. Improving fuel economy. : Transportation Research Record. 1993.