Ramo, Simon
Hill and Wang, 1988
Buku Teks
Stone, Florence M.
[American Management Association, ], 2003
eBooks
Dobson, Michael Singer
[American Management Association, ], 2001
eBooks
Tichy, Noel M.
Harperbusiness, 2002
Buku Teks
Wilkins, David, 1971-
Mc-Graw-Hill, 2013
Buku Teks