31
Jauberth Rojas, Rodrigo.
| Westview Press |
1992
32
Breslauer, George W.
| Westview Press |
1991
33
Santoro, Carlo Maria,
| Westview Press |
1992
34
Haglund, David G.
| Westview Press |
1992
35
Mu?oz, Heraldo.
| L. Rienner |
1991
36
Kegley, Charles W.
| St. Martin's Press |
1983
37
Hunt, Michael H.
| Yale University Press |
1987
38
Berkowitz, Morton.
| Prentice-Hall |
1977
39
Nogee, Joseph L.
| Scott, Foresman/Little |
1988
40
Nogee, Joseph L.
| Scott, Foresman/Little |
1988