APA (7e ed.) Bronvermelding

Lewis, D. L. (1991). Primer on transportation, productivity, and economic development. Transportation Research Board, National Research Council.

Chicago (17e ed.) Bronvermelding

Lewis, David L. Primer on Transportation, Productivity, and Economic Development. Washington, D.C: Transportation Research Board, National Research Council, 1991.

MLA (9e ed.) Bronvermelding

Lewis, David L. Primer on Transportation, Productivity, and Economic Development. Transportation Research Board, National Research Council, 1991.