International Transport Workers' Federation (ITF). (1974). Financial statements and auditors' reports 1971 tot 1973. London: ITF.
Chicago-viite (17. p.)International Transport Workers' Federation (ITF). Financial Statements and Auditors' Reports 1971 Tot 1973. London: ITF, 1974.
MLA-viite (8. p.)International Transport Workers' Federation (ITF). Financial Statements and Auditors' Reports 1971 Tot 1973. London: ITF, 1974.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.