APA引文

Underhill, A. (2005). Sound foundations: Learning and teaching pronunciation. Oxford: Macmillan.

Trích dẫn kiểu Chicago

Underhill, Adrian. Sound Foundations: Learning and Teaching Pronunciation. Oxford: Macmillan, 2005.

MLA引文

Underhill, Adrian. Sound Foundations: Learning and Teaching Pronunciation. Oxford: Macmillan, 2005.

警告：這些引文格式不一定是100％准確.