Ohtaki, Reiji, author
John Wiley and Sons(ASIA), 2005
Buku Teks
Ohtaki, Reiji
John Wiley & Sons, 2004
Buku Teks
Price, Alan
International Thomson Business Press , 1997
Buku Teks
Cook, Thomas A., author
American Management Association, 2004
eBooks
Cook, Thomas A., author
[American Management Association;, ], 2012
eBooks