Dyfyniad APA

Peterson, D. E. (1981). Evaluation of pavement maintenance strategies. Transportation Research Board, National Research Council.

Dyfyniad Arddull Chicago

Peterson, Dale E. Evaluation of Pavement Maintenance Strategies. Washington, D.C: Transportation Research Board, National Research Council, 1981.

Dyfyniad MLA

Peterson, Dale E. Evaluation of Pavement Maintenance Strategies. Transportation Research Board, National Research Council, 1981.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.