Hedges, Burke
Inti Publishing, 1999
Buku Teks
disunting oleh Kurt Dopfer; diterjemahkan oleh Goenawan Moehammad
LP3ES , 1989
Buku Teks
Topchik, Gary S., author
[American Management Association;, ], 2004
eBooks
Apfelbaum, Steven I., author
Island Press, 2012
eBooks
Doucett, Elisabeth, author
[American Management Association, ], 2008
eBooks