APA (7th ed.) Citation

Cullen, P. (2008). Vocabulary for IELTS with answers: Self-study vocabulary practice. Cambridge University Press.

Chicago Style (17th ed.) Citation

Cullen, Pauline. Vocabulary for IELTS with Answers: Self-study Vocabulary Practice. New York: Cambridge University Press, 2008.

MLA (9th ed.) Citation

Cullen, Pauline. Vocabulary for IELTS with Answers: Self-study Vocabulary Practice. Cambridge University Press, 2008.

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