Geloven, Y.G.M.Baaijens-Van
Gouda Quint BV., 1996
Buku Teks
Voskuil, C.C.A., author
Scheltema & Holkema, 1962
Buku Teks
Budi Gutami, author
Universitas Indonesia, 1990
UI - Tesis Membership
Gusti Hamdani, author
Fakultas Hukum Universitas Indonesia, 2006
UI - Tesis Membership
Carter, Linda, author
West, A Thomson Reuters Business, 2011
Buku Teks