Henrici, Peter
John Wiley & Sons, 1982
Buku Teks SO
Cleophas, Ton J.
[Springer, ], 2012
eBooks
Research and Education Association, 1987
Buku Teks
Thomsett, Michael C.
American Management Association, 2011
eBooks
Thomsett, Michael C.
American Management Association, 2010
eBooks