Sharpe, Christina, author
Duke University Press, 2016
Buku Teks
edited by Charles M. Gray
Sage, 1979
Buku Teks
Croteau, David, author
Sage, 2014
Buku Teks
Halter, Marilyn, author
Schocken Books, 2000
Buku Teks
Graber, Doris A., author
Congressional Quarterly Press, 1980
Buku Teks