Black M. Michael & Capel C. Annette. (2008). Objective IELTS. Advanced. Student's Book (4th ed.). Cambridge, Cambridge University Press, 2008.
Chicago Style (17th ed.) CitationBlack M. Michael and Capel C. Annette. Objective IELTS. Advanced. Student's Book. 4th ed. Cambridge, Cambridge University Press, 2008, 2008.
MLA (9th ed.) CitationBlack M. Michael and Capel C. Annette. Objective IELTS. Advanced. Student's Book. 4th ed. Cambridge, Cambridge University Press, 2008, 2008.
Warning: These citations may not always be 100% accurate.