Cobb, Anthony T., author
Sage, 2006
Buku Teks
Ahuja, Hira N., author
John Wiley & Sons, 1994
Buku Teks
Pinkerton, William J., author
McGraw-Hill , 2003
Buku Teks
Shtub, Avraham, author
[Springer Science;Springer Science, Springer Science], 2012
eBooks
Palmer, Monte, author
Thomson, 2006
Buku Teks