Siegel, Liza
American Management Association, 2006
eBooks
Livoti, Carol
American Management Association, 2009
eBooks
Dibenedetto, David C.
iUniverse, Inc, 2008
Buku Teks
Reed, David, 1957-
American Management Association;, 2008
eBooks
Allison L. Hurst
Sense, 2012
eBooks