Blair, Roger D., author
John Wiley & Sons, 1987
Buku Teks
Pindyck, Robert S., author
Pearson/Prentice Hall, 2009
Buku Teks
Pindyck, Robert S., author
Pearson, 2009
Buku Teks
Graham, Daniel A., author
Heath , [1990]
Buku Teks
Katz, Michael L., author
Irwin McGraw-Hill, 1998
Buku Teks