APA (7th ed.) Citation

Hallam, T. Catastrophes and lesser calamities: The causes of mass extinctions. Oxford University Press.

Chicago Style (17th ed.) Citation

Hallam, Tony. Catastrophes and Lesser Calamities: The Causes of Mass Extinctions. Oxford University Press.

MLA (8th ed.) Citation

Hallam, Tony. Catastrophes and Lesser Calamities: The Causes of Mass Extinctions. Oxford University Press.

Warning: These citations may not always be 100% accurate.