Moore-Landecker, Elizabeth
Prentice-Hall, 1996
Buku Teks
Muhammad Ilyas, author
LIPI Press, 2006
Buku Teks
Singh, R.S.
Oxford & Ibh, 1982
Buku Teks
edited by Gregory M. Mueller, Gerald F. Bills and Mercedes S. Foster
Elsevier Academic Press, 2004
Buku Teks
Toby Alice Volkman
Duke University Press, 2005
Buku Teks