Clarey, M. E., & Dixson, R. J. (1963). Pronunciation exercises in English: Including drills for the correction of faulty accent and intonation (Rev. ed.). New York: Regents Pub. Co..
Chicago-tyylinen lähdeviittausClarey, M. Elizabeth., ja Robert James Dixson. Pronunciation Exercises in English: Including Drills for the Correction of Faulty Accent and Intonation. Rev. ed. New York: Regents Pub. Co., 1963.
MLA-viiteClarey, M. Elizabeth., ja Robert James Dixson. Pronunciation Exercises in English: Including Drills for the Correction of Faulty Accent and Intonation. Rev. ed. New York: Regents Pub. Co., 1963.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.