APA (7th ed.) Citation

Gill, J., Johnson, P., & Clark, M. (2010). Research methods for managers (4th ed.). Sage.

Chicago Style (17th ed.) Citation

Gill, John, Phil Johnson, and Murray Clark. Research Methods for Managers. 4th ed. Los Angeles: Sage, 2010.

MLA (9th ed.) Citation

Gill, John, et al. Research Methods for Managers. 4th ed. Sage, 2010.