Smith, K. (2001). Environmental hazards : assessing risk and recucing: Disaster (3rd ed.). Routledge.
Cita Chicago (17th ed.)Smith, Keith. Environmental Hazards : Assessing Risk and Recucing: Disaster. 3rd ed. London: Routledge, 2001.
Cita MLA (9th ed.)Smith, Keith. Environmental Hazards : Assessing Risk and Recucing: Disaster. 3rd ed. Routledge, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.