Oconnor, J.D.
Phonetics: a simple and practical introduction to the nature and use of sound in language
Penguin Books , 1973
 Buku Teks
Ladefoged, Peter
Vowels and Consonant : an introduction to the sounds of languages / Peter Ladefoged
Blackwall, 2001
 Buku Teks
English phonology : an introduction / Heinz J. Giegerich
Cambridge University Press, 2005
 eBooks
Lass, Roger
Fonologi: sebuah pengantar untuk konsep-konsep dasar=Phonology : an introduction to basic concepts
IKIP Semarang Press , 1984
 Buku Teks
Tanomura, Tadaharu
The Newly-Discovered Daoguang Edition of Huaying Tongyu and the Genealogy of Early Chinese English Primers / Tanomura, Tadaharu.
Osaka University, 2018
 Artikel Jurnal