Arthur, Lisa, author
Wiley, 2014
Buku Teks
Atal Malviya, author
Routledge, 2019
eBooks
Holden, Greg, author
American Management Association, 2006
eBooks
Flesch, Rudolf, author
Harper & Brothetrs, 1960
Buku Teks
Syarifah Fatimah Fitria, author
Fakultas Eknonomi dan Bisnis Universitas Indonesia, 2018
UI - Tesis (Membership)