Kaplan Publishing. (2018). TOEFL Pocket Vocabulary. Kaplan Publishing.
Cita Chicago (17th ed.)Kaplan Publishing. TOEFL Pocket Vocabulary. New York: Kaplan Publishing, 2018.
Cita MLA (9th ed.)Kaplan Publishing. TOEFL Pocket Vocabulary. Kaplan Publishing, 2018.
Atenció: Aquestes cites poden no estar 100% correctes.