Moh. Alifuddin, author
Magnasript Publishing, 2011
Buku Teks
Harrison, Megan, author
Kogan Page, 1994
Buku Teks
Corey, Marianne Schneider, author
Brooks/Cole, 2003
Buku Teks
McIntosh, Perry, author
[American Management Association;, ], 2011
eBooks
Shaviera Indriyati, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2013
UI - Skripsi (Membership)