APA

Turnbull K. F., Ulberg C. G. & Jacobson L. N. (1993). Evaluation of the Seattle I-5 North high-occupancy vehicle lane 2 + occupancy requirement demonstration. : Transportation Research Record.

Chicago

Turnbull Katherine F, Ulberg Cyrus G and Jacobson Leslie N. 1993. Evaluation of the Seattle I-5 North high-occupancy vehicle lane 2 + occupancy requirement demonstration. : Transportation Research Record.

Harvard

Turnbull K. F., Ulberg C. G. and Jacobson L. N. (1993). Evaluation of the Seattle I-5 North high-occupancy vehicle lane 2 + occupancy requirement demonstration. : Transportation Research Record.

MLA

Turnbull Katherine F, Ulberg Cyrus G and Jacobson Leslie N. Evaluation of the Seattle I-5 North high-occupancy vehicle lane 2 + occupancy requirement demonstration. : Transportation Research Record. 1993.