Oxenburgh, M. (1991). Increasing productivity and profit through health & safety. CCH International.
Chicago-referens (17:e uppl.)Oxenburgh, Maurice. Increasing Productivity and Profit Through Health & Safety. Australia: CCH International, 1991.
MLA-referens (9:e uppl.)Oxenburgh, Maurice. Increasing Productivity and Profit Through Health & Safety. CCH International, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.