APA استشهاد

Gill, J., & Phil Johnson. (2010). Research methods for managers/4e (4th ed.). Sage Publications.

استشهاد بنمط شيكاغو

Gill, John, و Phil Johnson. Research Methods for Managers/4e. 4th ed. London: Sage Publications, 2010.

MLA استشهاد

Gill, John, و Phil Johnson. Research Methods for Managers/4e. 4th ed. Sage Publications, 2010.