Gup, Benton E., author
John Wiley , 1979
Buku Teks
Mauldin, John, author
John Wiley & Sons, 2004
Buku Teks
Bernstein, Jacob
John Wiley , 1980
Buku Teks
Gitman, Lawrence J., author
Pearson addison wesley, 2008
Buku Teks
Graham, Benjamin, 1894-1976
HarperAudio, 2015
Buku Teks