Balmert, P. D. (2010). Alive and well at the end of the day: The supervisor's guide to managing safety in operations. Wiley.
Chicago-viite (17. p.)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-viite (9. p.)Balmert, Paul D. Alive and Well at the End of the Day: The Supervisor's Guide to Managing Safety in Operations. Wiley, 2010.
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