Stuart, Peter C.
Far Horizon Books, 1989
Buku Teks
Emerald, 2017
eBooks
edited by Dharam Ghai and Jessica M. Vivian
Routledge, 1995
Buku Teks
edited by Meredith L. Weiss
Institute of South East Asia Studies, 2014
eBooks
Baird, Kristin
American Hospital Association, 1999
Buku Teks