Dyfyniad APA

Button, K., & Hensher, D. A. (2016). Handbook of transport and the environment (First edition.). Emerald Group Publishing Limited.

Dyfyniad Arddull Chicago

Button, Kenneth, and David A. Hensher. Handbook of Transport and the Environment. First edition. United Kingdom: Emerald Group Publishing Limited, 2016.

Dyfyniad MLA

Button, Kenneth, and David A. Hensher. Handbook of Transport and the Environment. First edition. Emerald Group Publishing Limited, 2016.

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