Citazione Stile APA (7a Edizione)

Zwier, L. J., & Stafford-Ylmaz, L. (2014). 400 must-have words for the TOEFL (2nd ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Zwier, Lawrence J., e Lynn Stafford-Ylmaz. 400 Must-have Words for the TOEFL. 2nd ed. New York: McGraw-Hill, 2014.

Citatione MLA (9a ed.)

Zwier, Lawrence J., e Lynn Stafford-Ylmaz. 400 Must-have Words for the TOEFL. 2nd ed. McGraw-Hill, 2014.