Citação norma APA

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

Citação norma Chicago

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

Citação norma MLA

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

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.