OSHA Field Inspection Reference Manual Autor U. S. Occupational Safety and Health Administration 1995 Paperback Preț: 649.62 lei 972.00 lei 6-8 săpt. -33%
OSHA Field Operations Manual Government Institutes Autor U. S. Occupational Safety and Health Administration feb 1994 Paperback Preț: 555.10 lei 1302.67 lei 39-50 zile -57%
