APA (7th ed.) Citation

Keough, D. R. (2008). The ten commandments for business failure. Penguin Books.

Chicago Style (17th ed.) Citation

Keough, Donald R. The Ten Commandments for Business Failure. London: Penguin Books, 2008.

MLA (9th ed.) Citation

Keough, Donald R. The Ten Commandments for Business Failure. Penguin Books, 2008.