APA (7th ed.) Citation

University of Michigan & Briggs, S. L. (2002). Examination for the certificate of proficiency in English: Official past papers. Oxford University Press.

Chicago Style (17th ed.) Citation

University of Michigan and Sarah L. Briggs. Examination for the Certificate of Proficiency in English: Official Past Papers. Oxford: Oxford University Press, 2002.

MLA (8th ed.) Citation

University of Michigan and Sarah L. Briggs. Examination for the Certificate of Proficiency in English: Official Past Papers. Oxford University Press, 2002.