Wagner, NorbertNithiyananthan, MannarswamiFarina, Laura2011-02-082011-02-082009http://hdl.handle.net/10625/45685Text in UrduEnglish version available in IDRC Digital LibrarySpanish version available in IDRC Digital LibraryOriya version available in IDRC Digital LibraryTamil version available in IDRC Digital Library1 digital file (98 p. : ill.)application/pdfurOCCUPATIONAL SAFETYOCCUPATIONAL HEALTHSTONEWORKING INDUSTRYHEALTH INTERVENTIONACCIDENT PREVENTIONHEALTH PROTECTIONSafety and health in the stone crushing industry : a practical manual for preventing accidents preserving health and keeping a company profitable [Urdu version]Manual