Meredith, Jack R., author
John Wiley & Sons, 1984
Buku Teks
by George Granger Brown ... [and others]
John Wiley & Sons, 1955
Buku Teks
Stevenson, William J., author
McGraw-Hill/Irwin, 2014
Buku Teks
Jay Heizer, Barry Render
Pearson, 2011
Buku Teks
The World Bank Group
World Bank , 1974
Buku Teks