O`Driscoll, Gerald P., author
Routledge, 1996
Buku Teks
Rothbard, Murray Newton
Edward Elgar, 1996
Buku Teks
Gaynor, Patricia E., author
McGraw-Hill, 1994
Buku Teks
Jurgen Georg Backhaus, editor
[Springer, Springer], 2012
eBooks
Kesya Nathany, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Skripsi (Membership)