APA

Loudon W. R., Ruiter E. R. & Schlappi M. L. (1988). Predicting peak-spreading under congested conditions. : Transportation Research Record.

Chicago

Loudon William R, Ruiter Earl R and Schlappi Mark L. 1988. Predicting peak-spreading under congested conditions. : Transportation Research Record.

Harvard

Loudon W. R., Ruiter E. R. and Schlappi M. L. (1988). Predicting peak-spreading under congested conditions. : Transportation Research Record.

MLA

Loudon William R, Ruiter Earl R and Schlappi Mark L. Predicting peak-spreading under congested conditions. : Transportation Research Record. 1988.