Edgina Christabel, author
2017
UI - Skripsi (Membership)
Ratih Citra Paninggar, author
Fakultas Psikologi Universitas Indonesia, 2016
UI - Tesis (Membership)
Andri Hermawan, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2016
UI - Tesis (Membership)
Machin, John L.J., author
McGraw-Hill, 1980
Buku Teks
Liff, Stewart, author
[American Management Association, ], 2004
eBooks