Dyfyniad APA

Parrish, H. P. (1962). Pratt and Mackenzie's Law of highways (20th ed.). Butterworth & co.

Dyfyniad Arddull Chicago

Parrish, Harold Ponsonby. Pratt and Mackenzie's Law of Highways. 20th ed. London: Butterworth & co, 1962.

Dyfyniad MLA

Parrish, Harold Ponsonby. Pratt and Mackenzie's Law of Highways. 20th ed. Butterworth & co, 1962.

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