Langan, John, 1942-, author
McGraw-Hill, 2013
Buku Teks
Orlov, Darlene, author
[American Management Association;, ], 1999
eBooks
Mitroff, Ian I., author
American Management Association, 2001
Buku Teks
Hirsch, Eric Donald, Jr., author
Schwartz Publishing, 1988
Buku Teks
Hirsch, Eric Donald, Jr., author
Sidney Schwartz, 1988
Buku Teks