APA-ийн эшлэл(7 дахь хэвлэлт)
Philp, R. B. (2012). Environmental issues for the Twenty-first century and their impact on human health. Bentham Books.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Philp, Richard B. Environmental Issues for the Twenty-first Century and Their Impact on Human Health. [Saif Zone, Sharjah, U.A.E]: Bentham Books, 2012.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Philp, Richard B. Environmental Issues for the Twenty-first Century and Their Impact on Human Health. Bentham Books, 2012.
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