Alli, B. O. (2001). Fundamental principles of occupational health and safety. International Labour Office.
Chicago-referens (17:e uppl.)Alli, B. O. Fundamental Principles of Occupational Health and Safety. Geneva: International Labour Office, 2001.
MLA-referens (9:e uppl.)Alli, B. O. Fundamental Principles of Occupational Health and Safety. International Labour Office, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.