Evenson, Renee, 1951-, author
Amacom, 2012
Buku Teks
Asherman, Ira G., author
[American Management Association, ], 2012
eBooks
OBrien, Jack
Kiplinger Books, 1999
Buku Teks
Geddes & Grosset, 2003
Buku Referensi
Deming, Vasudha Kathleen, author
McGraw-Hill, 2004
Buku Teks