The Princeton Review. (2022). The princeton review toefl ibt prep 2022. Princeton Review.
Lua i Stíl Chicago (17ú heag.)The Princeton Review. The Princeton Review Toefl Ibt Prep 2022. New York: Princeton Review, 2022.
Lua MLA (9ú heag.)The Princeton Review. The Princeton Review Toefl Ibt Prep 2022. Princeton Review, 2022.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.