Phillips, J. (1971). Environmental health: A paradox of progress. W. C. Brown.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhillips, John. Environmental Health: A Paradox of Progress. Dubuque, IO: W. C. Brown, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhillips, John. Environmental Health: A Paradox of Progress. W. C. Brown, 1971.
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