एपीए उद्धरण

Mortimer, C. (2001). Elements of pronunciation: Intensive practice for intermediate and more advanced students. TP Hồ Chí Minh.

शिकागो स्टाइल उद्धरण

Mortimer, Colin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. TP Hồ Chí Minh, 2001.

एमएलए उद्धरण

Mortimer, Colin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. TP Hồ Chí Minh, 2001.