APA (7. basım) Alıntı
International Labour Office & ebrary, Inc. (2009). Safety and health in underground coalmines. International Labour Office.
Chicago Style (17. basım) Atıf
International Labour Office ve Inc ebrary. Safety and Health in Underground Coalmines. Geneva: International Labour Office, 2009.
MLA (9th ed.) Atıf
International Labour Office ve Inc ebrary. Safety and Health in Underground Coalmines. International Labour Office, 2009.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..