APA način citiranja

Hart,Guy Brook, & Lê Huy Lâm. (2004). Cambridge instant ielts: Ready to use tasks and activities. HCM: NXB tổng hợp.

Čikaški stil citiranja

Hart,Guy Brook, i Lê Huy Lâm. Cambridge Instant Ielts: Ready to Use Tasks and Activities. HCM: NXB tổng hợp, 2004.

MLA način citiranja

Hart,Guy Brook, i Lê Huy Lâm. Cambridge Instant Ielts: Ready to Use Tasks and Activities. HCM: NXB tổng hợp, 2004.

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