Yeager, Fred C., author
Prentice Hall International, 1989
Buku Teks
Prentice Hall International, 1991
Buku Teks
Madura, Jeff, author
Thomson South-Western, 2003
Buku Teks
Brigham, Eugene F., 1930-, author
South-Western, 2008
Buku Teks
Prentice Hall International, 1991
Buku Teks