Morris, Meghan, author
Sage, 2006
Buku Teks
Potter, W. James, author
Sage, 2005
Buku Teks
Potter, W. James, author
Sage Publ., 2011
Buku Teks
Straubhaar, Joseph D., author
Cengage Learning, 2018
Buku Teks
Lull, James, author
Colombia University Press, 1995
Buku Teks