edited by Howard Giles
Cambridge University Press, 2016
Buku Teks
Mayberry, Grant E.
American Management Association, 1993
eBooks
Hoovers Institution Press, 1978
Buku Teks
University of Queensland Press : The Australian Studies Centre
Majalah, Jurnal, Buletin
Durrant, Fiona
Facet Publishing, 2006
Buku Teks