Bradberry, John, 1961-, author
American Management Association, 2011
eBooks
Schoner, Bernd, author
McGraw-Hill Education, 2014
Buku Teks
Ries, Eric, 1978, author
Portofolio Penguin, 2017
Buku Teks
Kates, Andrea, author
McGraw-Hill, 2012
Buku Teks
Anthony, Scott D., author
PT Elex Media Komputindo, 2016
Buku Teks