Ballin, Marianne F.H. Hirsch
Anticipative criminal investigation: theory and counterterrorism practice in the Netherlands and the United States
T.M.C. Asser Press, 2012
 eBooks
Norton, Thomas James
The Constitution of the United States : its sources and its application
America`s Future, 1946
 Buku Teks SO
Buglass, Leslie J.
Marine insurance and general average in the United States
Cornell Maritime Press, 1991
 Buku Teks
Parks, Wallace Judson
United states adminstration of its international economic affairs
Johns Hopkins Press, 1951
 Buku Teks SO
The United States and its place in world affairs 1918-1943
edited by Allan Nevins and Louis M. Hacker
D.C. Heath, 1943
 Buku Teks SO