Wise, Claude Merton
Prentice-Hall, 1957
Buku Teks
Ladefoged, Peter, author
Blackwell publisher, 2001
Buku Teks
Giegerich, Heinz J., author
Cambridge University Press, 1992
eBooks
Riswani, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2019
UI - Tesis Membership
Sustiyanti, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2009
UI - Tesis (Open)