Murray, Brian H., author
[American Management Association, ], 2004
eBooks
Stillman, William, author
Jossey-Bass, 2009
Buku Teks
Murray, Rowena, author
Open University Press, 2003
Buku Teks
edited by C.J. Armstrong and J.A. Large
Ashgate, 1992
Buku Referensi
edited by C.J. Armstrong and J.A. Large
Gower, 1988
Buku Referensi