Balmert, P. D. (2010). Alive and well at the end of the day: The supervisor's guide to managing safety in operations. Wiley.
Chicago-referens (17:e uppl.)Balmert, Paul D. Alive and Well at the End of the Day: The Supervisor's Guide to Managing Safety in Operations. Hoboken, N.J: Wiley, 2010.
MLA-referens (9:e uppl.)Balmert, Paul D. Alive and Well at the End of the Day: The Supervisor's Guide to Managing Safety in Operations. Wiley, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.