Nafziger, E. Wayne
Prentice-Hall, 1990
Buku Teks
Myint, Hla
Hutchinson University Library, 1973
Buku Teks
edited by Kenneth Lee, Anne Mills
Oxford University Press, 1984
Buku Teks
Newbrander, William
World Health Organization, 1992
Buku Teks
Subrata Ghatak
St. Martin's Press , 1995
Buku Teks