Dyfyniad APA

Cameron, P., & Todd, V. (2010). Prepare for IELTS: Academic practice tests (New ed.). Tp.HCM: Nxb. Trẻ.

Dyfyniad Arddull Chicago

Cameron, Penny., và Vanessa Todd. Prepare for IELTS: Academic Practice Tests. New ed. Tp.HCM: Nxb. Trẻ, 2010.

Dyfyniad MLA

Cameron, Penny., và Vanessa Todd. Prepare for IELTS: Academic Practice Tests. New ed. Tp.HCM: Nxb. Trẻ, 2010.

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