Smith, K. (2004). Environmental hazards: Assessing risk and reducing disaster (Fourth edition.). Routledge/Taylor & Francis.
Chicago Style aipamenaSmith, Keith. Environmental Hazards: Assessing Risk and Reducing Disaster. Fourth edition. London: Routledge/Taylor & Francis, 2004.
MLA aipamenaSmith, Keith. Environmental Hazards: Assessing Risk and Reducing Disaster. Fourth edition. Routledge/Taylor & Francis, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.