APA-ийн эшлэл(7 дахь хэвлэлт)

Smith, K., & Petley, D. N. (2009). Environmental Hazards: Assessing risk and reducing disaster (5th ed.). Routledge.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Smith, Keith, ба David N. Petley. Environmental Hazards: Assessing Risk and Reducing Disaster. 5th ed. London: Routledge, 2009.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Smith, Keith, ба David N. Petley. Environmental Hazards: Assessing Risk and Reducing Disaster. 5th ed. Routledge, 2009.