Coplin, William D.
Duxbury Press, 1974
Buku Teks
Facts on File Publications, 1986
Buku Teks
United states arms control and disarmament agency, 1980
Buku Teks
Wittkopf, Eugene R., author
Thomson wadsworth, 2008
Buku Teks
Eugene R. Wittkopf, James M. McCormick, editor
Rowman & Littlefield publisher INC, 2008
Buku Teks