APA (7th ed.) Citation

Brown & Lucas. (2009). Improve your English: English in the workplace. McGraw-Hill.

Chicago Style (17th ed.) Citation

Brown and Lucas. Improve Your English: English in the Workplace. New York: McGraw-Hill, 2009.

MLA (8th ed.) Citation

Brown and Lucas. Improve Your English: English in the Workplace. McGraw-Hill, 2009.