[place of publication not identified]: Higher education Bureau, Ministry of Education, Science and Culture 1984,
Buku Teks
edited by Maria Slowey, David Watson
Open University Press, 2003
Buku Teks
editor, Burton R. Clark
Pergamon Press, 1992
Buku Referensi
Burton R. Clark, Guy R. Neave, editors-in-cheif
Pergamon Press, 1992
Buku Referensi
Burton R. Clark, Guy R. Neave, editors-in-chief
Pergamon Press, 1992
Buku Referensi