Samovar, Larry A., author
Wadsworth and Cengage Learning, 2010
Buku Teks
Samovar, Larry A., author
Thompson/Wadsworth, 2007
Buku Teks
Samovar, Larry A., author
Wadsworth, Thomson Learning, 2000
Buku Teks
GK-Hall, 1994
Buku Teks
Harris, Marvin, 1927-2001, author
Random House, 1977
Buku Teks