APA (7e ed.) Bronvermelding

National Cooperative Highway Research Program & Berger, R. L. (2005). Integrated roadside vegetation management. Transportation Research Board, National Research Council.

Chicago (17e ed.) Bronvermelding

National Cooperative Highway Research Program en Robert L. Berger. Integrated Roadside Vegetation Management. Washington, D.C: Transportation Research Board, National Research Council, 2005.

MLA (9e ed.) Bronvermelding

National Cooperative Highway Research Program en Robert L. Berger. Integrated Roadside Vegetation Management. Transportation Research Board, National Research Council, 2005.