Dyfyniad APA

(2004). Practice tests for the TOEIC test: With key. Đà Nẵng: NXB Đà Nẵng.

Dyfyniad Arddull Chicago

Practice Tests for the TOEIC Test: With Key. Đà Nẵng: NXB Đà Nẵng, 2004.

Dyfyniad MLA

Practice Tests for the TOEIC Test: With Key. Đà Nẵng: NXB Đà Nẵng, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.