APA Citation

Hopkins, D., & Cullen, P. (2007). Cambridge Grammar for IELTS. New York: Cambridge University Press.

Chicago Style Citation

Hopkins, Diana, and Pauline Cullen. Cambridge Grammar for IELTS. New York: Cambridge University Press, 2007.

MLA Citation

Hopkins, Diana, and Pauline Cullen. Cambridge Grammar for IELTS. New York: Cambridge University Press, 2007.

Warning: These citations may not always be 100% accurate.