Baur, Dorothea, author
Springer, 2011
eBooks
National Development Planning Agency (BAPPENAS) and United Nations Development Programme (UNDP), [date of publication not identified]
Buku Referensi
Cao, Baoyin, author
Foreign Languages Press, 2010
Buku Teks
Luis de Sousa, Peter Larmour, Barry Hindess, editor
Routledge, 2008
Buku Teks
edited by Meredith L. Weiss and Saliha Hassan
Routledge, 2003
Buku Teks