Khine Soe Thaung, editor
Springer, 2012
eBooks
Hussain, Khateeb , author
Prentice Hall Inc., 1973
Buku Teks
Kingma, Bruce R.
Libraries Unlimited, Inc., 1996
Buku Teks
editor by Herman L. Totten
The Haworth Press, 1992
Buku Teks
William G. ASP....[et.al] author
The Shoe String Press , 1985
Buku Teks