Berman, E., & Bui, L. T. (1998). Environmental regulation and productivity, evidence from oil refineries. National Bureau of Economic Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBerman, Eli, और Linda T.M Bui. Environmental Regulation and Productivity, Evidence from Oil Refineries. Cambridge: National Bureau of Economic Research, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBerman, Eli, और Linda T.M Bui. Environmental Regulation and Productivity, Evidence from Oil Refineries. National Bureau of Economic Research, 1998.
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