Roskin, Michael G., 1939-
Pearson/Prentice-Hall, 2004
Buku Teks SO
edited by Ruth Gruber
Basic Books, 1961
Buku Teks SO
edited by Martin Kilson
Harvard University Press, 1975
Buku Teks SO
Mowlana, Hamid
Sage, 1998
Buku Teks SO
Pirages, Dennis C.
Duxbury Press, 1978
Buku Teks