Markus Hartono, author
How kansei engineering, kano and qfd can improve logistics services
Faculty of Engineering, Universitas Indonesia, 2017
 Artikel Jurnal
Sexton, John, author
How free are we? : what the constitution says we can and cannot do
M. Evans and Company, 1986
 Buku Teks
How to universities promote economic growth
The World bank, 2007
 Buku Teks
Zweig, Jason
How the new science of neuroeconomics can help : how the new science of neuroeconomics can help make you rich / Jason Zweig
Simon & Schuster, 2007
 Buku Teks
Research note on the social and economic life of village people in Central Java, a case study of two villages in Yogyakarta Special Region
 Artikel Jurnal