APA (7th ed.) Citation

Williams, R., Swales, J., & Kirkman, J. (1984). Common groud: Shared interests in ESP and communication studies. Pergamon.

Chicago Style (17th ed.) Citation

Williams, Ray, John Swales, and John Kirkman. Common Groud: Shared Interests in ESP and Communication Studies. Oxford ; New York: Pergamon, 1984.

MLA (9th ed.) Citation

Williams, Ray, et al. Common Groud: Shared Interests in ESP and Communication Studies. Pergamon, 1984.