Sarah Briggs...[et al.]. (1997). The University of Michigan examination for the certificate of proficiency in English (Official past papers - Student's book). Oxford: Oxford Univ. Press.
Style de citation ChicagoSarah Briggs...[et al.]. The University of Michigan Examination for the Certificate of Proficiency in English (Official Past Papers - Student's Book). Oxford: Oxford Univ. Press, 1997.
Style de citation MLASarah Briggs...[et al.]. The University of Michigan Examination for the Certificate of Proficiency in English (Official Past Papers - Student's Book). Oxford: Oxford Univ. Press, 1997.
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