APA-ийн эшлэл(7 дахь хэвлэлт)
ebrary, Inc, & Levy, B. S. (2010). Occupational and environmental health: Recognizing and preventing disease and injury (6th ed.). Oxford University Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
ebrary, Inc, ба Barry S. Levy. Occupational and Environmental Health: Recognizing and Preventing Disease and Injury. 6th ed. Oxford ; New York: Oxford University Press, 2010.
MLA -ийн эшлэл (9 дэх хэвлэлт)
ebrary, Inc, ба Barry S. Levy. Occupational and Environmental Health: Recognizing and Preventing Disease and Injury. 6th ed. Oxford University Press, 2010.
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