Chandos, 2013
eBooks
Johnson, Peggy, author
American Library Association, 2014
Buku Teks
Johnson, Peggy
[American Management Association, ], 2009
eBooks
Atikah Nur`aini, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1998
UI - Tesis (Membership)
Danies Widi Rahmanto, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2011
UI - Skripsi (Open)