Cadans, 1990
Buku Teks
Vincent, Michael
Philadelphia John Benjamin Publishing, 1992
Buku Teks
Rifni Arifa
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2012
UI - Skripsi Open
Peters, John G.
Cambridge University Press, 2013
eBooks
Ahmad Yunus
Program Pascasarjana Universitas Indonesia, 2004
UI - Tesis Membership