APA

(1974). Fifth International Symposium on Theory and Practice in Transport Economics, Athens, 22nd - 25th October, 1973. [Paris]: CEMT.

Chicago

1974. Fifth International Symposium on Theory and Practice in Transport Economics, Athens, 22nd - 25th October, 1973. [Paris]: CEMT.

Harvard

(1974). Fifth International Symposium on Theory and Practice in Transport Economics, Athens, 22nd - 25th October, 1973. [Paris]: CEMT.

MLA

Fifth International Symposium on Theory and Practice in Transport Economics, Athens, 22nd - 25th October, 1973. [Paris]: CEMT. 1974.