Ladefoged, Peter
Phonetic data analysis : an introduction to fieldwork and instrumental techniques / Peter Ladefoged
Blackwell Publishing, 2003
 Buku Teks
Ladefoged, Peter
Vowels and consonants: an introduction to the sound of language
Blackwell publisher, 2001
 Buku Teks
Zsiga, Elizabeth C.
The sounds of language : an introduction to phonetics and phonology
West Sussex Wiley-Blackwell, 2013
 Buku Teks
Attitudes to languages / Peter Garret
Cambridge University Press, 2010
 eBooks
Pereltsvaig, Asya, 1972-
Languages of the world : an introduction
Cambridge University Press, 2012
 Buku Teks