Brandenstein, Wilhelm
Einfuhrung in die phonetik und phonologie
Gerold, 1950
 Buku Teks
Troubetzkoy, N.S.
Principles de phonologie
Librairei C. Klingksieck, 1949
 Buku Teks
Troubetzkoy, N.S.
Principes de phonologie / N.S. Troubetzkoy; Traduits par J. Cantineau.
C. Klincksieck, 1949
 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
Sloat, Clarence
Introduction to phonology/Clarence Sloat, Shalron Henderson Taylor, James E. Hoard
Prentice-Hall, 1978
 Buku Teks