Pojaman, L. P. (2001). Environmental ethis reading in theory and application. Wadasworth.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPojaman, Louis P. Environmental Ethis Reading in Theory and Application. California: Wadasworth, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPojaman, Louis P. Environmental Ethis Reading in Theory and Application. Wadasworth, 2001.
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