O`Connor, Dennis J., author
Macmillan, 1990
Buku Teks
Madura, Jeff, author
Thomson South-Western, 2003
Buku Teks
Eun, Cheol S., author
Irwin McGraw-Hill, 2001
Buku Teks
Eun, Cheol S., author
McGraw-Hill/Irwin, 2004
Buku Teks
Bekaert, Geert, author
Essex Pearson, 2014
Buku Teks