Basch, Antonin
Macmillan, 1964
Buku Teks
Departemen Kesehatan, 1990
Buku Teks
edited by Jaume Puig-Junoy
Edward Elgar, 2005
Buku Teks
Alexander, Herbert E.
Burgess Publishing Company, 1972
Buku Teks
Nick J. Freeman, editor
Institute of Southeast Asian Studies, 2003
Buku Teks