edited by Ronald Bayer [and others]
Oxford University Press, 2007
Buku Teks
edited by Sohail H. Hashmi, Steven P. Lee
Cambridge University Press, 2004
Buku Teks
Robert W. McGee, editor
[Springer, ], 2012
eBooks
Sandel, Michael J., author
Harvard University Press, 2007
Buku Teks
Morton E. Winston, Ralph D. Edelbach, editors
Wadsworth and Cengage Learning, 2012
Buku Teks