APA (7th ed.) Citation

Brown, S. E., & Lucas, C. (2009). Improve your English: English in the workplace. McGraw Hill.

Chicago Style (17th ed.) Citation

Brown, Stephen E., and Ceil Lucas. Improve Your English: English in the Workplace. Chicago, IL: McGraw Hill, 2009.

MLA (8th ed.) Citation

Brown, Stephen E., and Ceil Lucas. Improve Your English: English in the Workplace. McGraw Hill, 2009.