Garner, Bryan A., author
The University of Chicago Press, 2001
Buku Teks
Lewis Mayers, author
Prentice-Hall, 1963
Buku Teks
Zelermyer, William
Prentice-Hall, 1960
Buku Teks
Berch, Michael A., author
West, 2010
Buku Teks
Sweet, Justin, author
Cengage Learning, 2004
Buku Teks