Institute of Social Science, University of Tokyo,
Majalah, Jurnal, Buletin
Korean Social Science Research Council, 2003
Majalah, Jurnal, Buletin
Kukla, Andre
[publisher not identified], 2000
Buku Teks
Natanson, Maurice
Random House, 1963
Buku Teks
D. Reidel Publishing : Dordrecht-Holland
Majalah, Jurnal, Buletin