Japan Association for Evolutionary Economics, 2008
Majalah, Jurnal, Buletin
Kokusai Bunken Insatsusha, 2008
Majalah, Jurnal, Buletin
edited by Warren J. Samuels and A. Allan Schmid
Kluwer-Nijhoff, 1981
Buku Teks
Sammeck, Jan, author
[Gabler Verlag, ], 2012
eBooks
Philippines : De La Salle University Manila, 2008,
Majalah, Jurnal, Buletin