Ella Andalusia, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2015
UI - Tesis Membership
Mortensen, Kurt W., author
American Management Association, 2004
eBooks
Kai, Cheng Thom, author
The Dial Press, 2023
Buku Teks
Erwan Widyarto, author
JP Mitra Media, 2018
Buku Teks
Nezza Nehemiah, author
[, Fakultas Psikologi Universitas Indonesia], 2014
UI - Skripsi Membership