Παραπομπή APA

Permanent Internatinol Assioction of Navigation Congresses. (1981). Inland & Maritime Water & Ports; Design- Construction- Operation. Pergamon Press.

Παραπομπή Chicago Style

Permanent Internatinol Assioction of Navigation Congresses. Inland & Maritime Water & Ports; Design- Construction- Operation. Oxford: Pergamon Press, 1981.

Παραπομπή MLA

Permanent Internatinol Assioction of Navigation Congresses. Inland & Maritime Water & Ports; Design- Construction- Operation. Pergamon Press, 1981.