APA aipamena

Levine, H. (1991). TOEFL Vocabulary. TP.HCM: Trẻ.

Chicago Style aipamena

Levine, Harold. TOEFL Vocabulary. TP.HCM: Trẻ, 1991.

MLA aipamena

Levine, Harold. TOEFL Vocabulary. TP.HCM: Trẻ, 1991.

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