Naparstek, Nathan, author
Mc Graw Hill, 2006
Buku Teks
Fulmer, Robert M., author
[American Management Association, ], 2004
eBooks
Putzier, John, author
[American Management Association;xvii, 188 pages : illustration, xvii, 188 pages : illustration], 2001
eBooks
Lane, 1969
Buku Teks
Eyre, Vivian, author
Learning Express, 2000
Buku Teks