APA (7th ed.) Citation

Langdon, K. (2003). The 100 greatest business ideas of all time (2nd ed.). Capstone.

Chicago Style (17th ed.) Citation

Langdon, Ken. The 100 Greatest Business Ideas of All Time. 2nd ed. Oxford: Capstone, 2003.

MLA (9th ed.) Citation

Langdon, Ken. The 100 Greatest Business Ideas of All Time. 2nd ed. Capstone, 2003.

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