APA (7th ed.) Citation

White, J. J., & Summers, R. S. (2008). Principles of payment systems. Thomson/West.

Chicago Style (17th ed.) Citation

White, James J., and Robert S. Summers. Principles of Payment Systems. St. Paul, MN: Thomson/West, 2008.

MLA (9th ed.) Citation

White, James J., and Robert S. Summers. Principles of Payment Systems. Thomson/West, 2008.