Παραπομπή σε μορφή APA (7η εκδ.)

(1978). Highway And The Environment Culloquium Held At The Institution Of Civil Engineers, London 4 November, 1976 Introduction Rj. Bridle. The Institution of Civil Engin.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Highway And The Environment Culloquium Held At The Institution Of Civil Engineers, London 4 November, 1976 Introduction Rj. Bridle. The Institution of Civil Engin, 1978.

Παραπομπή σε μορφή MLA (8th εκδ.)

Highway And The Environment Culloquium Held At The Institution Of Civil Engineers, London 4 November, 1976 Introduction Rj. Bridle. The Institution of Civil Engin, 1978.