APA (7th ed.) Citation

Parkin, M., Powell, M., & Matthews, K. (2003). Economics (5th ed.). Addison-Wesley.

Chicago Style (17th ed.) Citation

Parkin, Michael, Melanie Powell, and Kent Matthews. Economics. 5th ed. Harlow [etc.]: Addison-Wesley, 2003.

MLA (9th ed.) Citation

Parkin, Michael, et al. Economics. 5th ed. Addison-Wesley, 2003.