APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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