APA (7th ed.) Citation

Mortimer, C. Elements of pronunciation: Intensive practice for intermediate and more advanced students (1. publ.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Mortimer, Colin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. 1. publ. Cambridge u.a: Cambridge Univ. Press.

MLA (9th ed.) Citation

Mortimer, Colin. Elements of Pronunciation: Intensive Practice for Intermediate and More Advanced Students. 1. publ. Cambridge Univ. Press.

Warning: These citations may not always be 100% accurate.