APA ציטוט

(2006). The official guide to the new Toefl IBT. Boston: McGraw Hill.

Trích dẫn kiểu Chicago

The Official Guide to the New Toefl IBT. Boston: McGraw Hill, 2006.

ציטוט MLA

The Official Guide to the New Toefl IBT. Boston: McGraw Hill, 2006.