Mortimer, C. (2001). Elements of pronunciation: Intensive practice for intermediate and more advanced students. TP Hồ Chí Minh.
Chicago-tyylinen lähdeviittausMortimer, Colin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. TP Hồ Chí Minh, 2001.
MLA-viiteMortimer, Colin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. TP Hồ Chí Minh, 2001.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.