APA (7th ed.) Citation

Burns, Goethals, & Sorenson. (2004). Encyclopedia of leadership vol. 1 - vol. 4. SAGE Publications.

Chicago Style (17th ed.) Citation

Burns, Goethals, and Sorenson. Encyclopedia of Leadership Vol. 1 - Vol. 4. London: SAGE Publications, 2004.

MLA (8th ed.) Citation

Burns, et al. Encyclopedia of Leadership Vol. 1 - Vol. 4. SAGE Publications, 2004.