Martin, Susan Ehrlich, author
Sage Publications, 2007
Buku Teks
edited by Roodney A. Ellis
Routledge, Taylor & Francis Group, 2009
Buku Teks
Jolan Tedjokoesoemo, author
Program Pascasarjana Universitas Indonesia, 2011
UI - Tesis (Open)
Eldefonso, Edward
Glencoe Press, 1974
Buku Teks
Bosch & Keuning, 1979
Buku Teks