Elmes, David G.
Salemba Humanika, 2014
Buku Teks
Kantowitz, Barry H., author
Cengage Learning, 2015
Buku Teks
Martin, David W., 1943-, author
Thomson Wadsworth, 2004
Buku Teks
Shaughnessy, John J., author
McGrawhill , 1994
Buku Teks
Goodwin, C. James, author
Wiley , 2010
Buku Teks