Gray, Anthony W
National Defense University, 1983
Buku Teks
National Defence University, 1983
Buku Teks
Shimko, Keith L., 1962-, author
Cengage Learning, 2016
Buku Teks
Oskamp, Stuart, author
Sage, 1985
Buku Teks
edited by Jeffrey L. Dunoff, Mark A. Pollack
Cambridge University Press, 2013
Buku Teks