APA-ийн эшлэл(7 дахь хэвлэлт)

Smith, K., & Petley, D. N. (2009). Environmental hazards: Ssessing risk and reducing disaster (Fifth edition.). Routledge.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Smith, Keith, ба David N. Petley. Environmental Hazards: Ssessing Risk and Reducing Disaster. Fifth edition. Milton Park: Routledge, 2009.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Smith, Keith, ба David N. Petley. Environmental Hazards: Ssessing Risk and Reducing Disaster. Fifth edition. Routledge, 2009.