APA (7th ed.) Citation

Bak, P. (1997). How nature works: The science of self-organized criticality. Oxford University Press.

Chicago Style (17th ed.) Citation

Bak, P. How Nature Works: The Science of Self-organized Criticality. Oxford: Oxford University Press, 1997.

MLA (8th ed.) Citation

Bak, P. How Nature Works: The Science of Self-organized Criticality. Oxford University Press, 1997.