International Transport Workers' Federation (ITF). (1987). ITF Asia/Pacific Bulletin, Special health and safety issue.
Chicago Style (17. basım) AtıfInternational Transport Workers' Federation (ITF). ITF Asia/Pacific Bulletin, Special Health and Safety Issue. 1987.
MLA (8th ed.) AtıfInternational Transport Workers' Federation (ITF). ITF Asia/Pacific Bulletin, Special Health and Safety Issue. 1987.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..