Bryson, Bethany, author
Stanford University Press, 2005
Buku Teks
Gorlewski, Julie A.
Sense, 2012
eBooks
Ziegler, Raymond J.
Appleton-Century-Crofts, 1966
Buku Teks
Rifki Nurfaiz, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2021
UI - Tesis (Membership)
Apps, Jerold W., author
Jossey-Bass Publishers, 1985
Buku Teks