APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

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