International Transport Workers' Federation (ITF). (1975). Constitution of the International Transport Workers' Federation. London: ITF.
Chicago Style aipamenaInternational Transport Workers' Federation (ITF). Constitution of the International Transport Workers' Federation. London: ITF, 1975.
MLA aipamenaInternational Transport Workers' Federation (ITF). Constitution of the International Transport Workers' Federation. London: ITF, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.