Puri, S. C. (1997). Stepping up to ISO 14000: Integrating environmental quality with ISO 9000 and tqm. Portland: Productivity Press.
Chicago Stili AlıntıPuri, Subhash C. Stepping Up to ISO 14000: Integrating Environmental Quality With ISO 9000 and Tqm. Portland: Productivity Press, 1997.
MLA AlıntıPuri, Subhash C. Stepping Up to ISO 14000: Integrating Environmental Quality With ISO 9000 and Tqm. Portland: Productivity Press, 1997.
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