Moustakas, Clark E.
Sage Publications, 1994
Buku Teks
The Hague : Mouton & Co
Majalah, Jurnal, Buletin
Japan : The Hitotsubashi Academy
Majalah, Jurnal, Buletin
Chicago : University of Chicago Press
Majalah, Jurnal, Buletin
Tokyo, Japan : Faculty of Law University
Majalah, Jurnal, Buletin