Παραπομπή σε μορφή APA (7η εκδ.)
Matthiesen, S. J. (2017). Barron's essential words for the TOEFL: Test of English as a Foreign Language (Seventh edition.). Barron's Educational Series, Inc..
Παραπομπή σε μορφή Chicago (17η εκδ.)
Matthiesen, Steven J. Barron's Essential Words for the TOEFL: Test of English as a Foreign Language. Seventh edition. Hauppauge, New York: Barron's Educational Series, Inc., 2017.
Παραπομπή σε μορφή MLA (9th εκδ.)
Matthiesen, Steven J. Barron's Essential Words for the TOEFL: Test of English as a Foreign Language. Seventh edition. Barron's Educational Series, Inc., 2017.
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