United States. Council on Environmental Quality, United States. Dept. of Commerce, & United States. Environmental Protection Agency. (1972). The Economic impact of pollution control: A summary of recent studies. U.S. Govt. Print. Off.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited States. Council on Environmental Quality, United States. Dept. of Commerce, और United States. Environmental Protection Agency. The Economic Impact of Pollution Control: A Summary of Recent Studies. Washington: U.S. Govt. Print. Off, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUnited States. Council on Environmental Quality, et al. The Economic Impact of Pollution Control: A Summary of Recent Studies. U.S. Govt. Print. Off, 1972.
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