Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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