APA

Bureau of Transport Economics, Outlook series, . (1981). Workshop on the future of international passenger transport, 17-18 February. Summary report. Canberra: Bureau of Transport Economics.

Chicago

Bureau of Transport Economics, Outlook series, . 1981. Workshop on the future of international passenger transport, 17-18 February. Summary report. Canberra: Bureau of Transport Economics.

Harvard

Bureau of Transport Economics, Outlook series, . (1981). Workshop on the future of international passenger transport, 17-18 February. Summary report. Canberra: Bureau of Transport Economics.

MLA

Bureau of Transport Economics, Outlook series, . Workshop on the future of international passenger transport, 17-18 February. Summary report. Canberra: Bureau of Transport Economics. 1981.