Pindyck, Robert S., author
Pearson, 2015
Buku Teks
MIT Press, 2000
Buku Teks
McConnell, Campbell R., author
McGraw-Hill/Irwin, 2005
Multimedia
Eggert, Jim, author
William Kaufmann, 1979
Buku Teks
Miller, Roger LeRoy, author
McGraw-Hill International Book, 1985
Buku Teks