Humes. James C.
McGraw-Hill , 1980
Buku Teks
Fairbrothers, Gregg, author
Mc Graw-Hill , 2011
Buku Teks
Chowdhury, Subir, author
Financial Times Prentice Hall , 2002
Buku Teks
Kurnit, Paul, author
[American Management Association;, ], 2011
eBooks
Imbriano, Lou, author
Mc-Graw-Hill, 2012
Buku Teks