Lua APA (7ú heag.)
Lougheed, L. (2024). Barron's IELTS Premium (7th Ed.). New Age International.
Lua i Stíl Chicago (17ú heag.)
Lougheed, Lin. Barron's IELTS Premium. 7th Ed. New Delhi: New Age International, 2024.
Lua MLA (9ú heag.)
Lougheed, Lin. Barron's IELTS Premium. 7th Ed. New Age International, 2024.
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