APA aipamena

Sarah Briggs ... [et al.]. (1999). The university of Michigan examination for the certificate of proficiency in English. Tp. HCM: Trẻ.

Chicago Style aipamena

Sarah Briggs ... [et al.]. The University of Michigan Examination for the Certificate of Proficiency in English. Tp. HCM: Trẻ, 1999.

MLA aipamena

Sarah Briggs ... [et al.]. The University of Michigan Examination for the Certificate of Proficiency in English. Tp. HCM: Trẻ, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.