Maxwell, John C., author
Thomas Nelson, 1991
Buku Teks
Tikno Lensufiie, author
Erlangga, 2010
Buku Teks
Rene Suhardono, author
Kompas, 2013
Buku Teks
Miller, Brian Cole, author
[American Management Association;, ], 2010
eBooks
Tunguz, Tomasz, 1981-, author
Wiley, 2016
Buku Teks