APA (7th ed.) Citation

Bakker, A. B., & Leiter, M. P. (2010). Work engagement: A handbook of essential theory and research. Psychology Press.

Chicago Style (17th ed.) Citation

Bakker, Arnold B., and Michael P. Leiter. Work Engagement: A Handbook of Essential Theory and Research. New York: Psychology Press, 2010.

MLA (9th ed.) Citation

Bakker, Arnold B., and Michael P. Leiter. Work Engagement: A Handbook of Essential Theory and Research. Psychology Press, 2010.