edited by M. Ethan Katsh
Dushkin, 1991
Buku Teks
The Dushkin Publishing Group, Inc., 1992
Buku Teks
The Dushkin Publishing Group, Inc, 1987
Buku Teks
Easton, Thomas, 1944-2014, author
McGraw-Hill Higher Education, 2008
Buku Teks
Paciorek, Karen Menke, author
McGraw-Hill, Higher Education, 2008
Buku Teks