Mortimer, C. (1988). Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. Sông Bé: Tổng hợp.
Chicago-stil citatMortimer, Collin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. Sông Bé: Tổng hợp, 1988.
MLA-referensMortimer, Collin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. Sông Bé: Tổng hợp, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.