Lindesay, Vane
Oxford university press, 1983
Buku Teks
Pfeffer, Jeffrey, author
Harvard Business School Press, 2007
Buku Teks
Rima Nadya Widyanti, author
Universitas Indonesia, 2009
UI - Skripsi (Open)
Kaplan, Karyn, author
Open Society Institute, 2009
Buku Teks
Jihan Rigel Fitrian, author
Fakultas Ilmu Keperawatan Universitas Indonesia, 2014
UI - Skripsi (Membership)