by Claude Gelès ... [and others]
Wiley-VCH, 2004
Buku Teks
Hain, Walter, author
E & FN Spon, 1995
Buku Referensi
OECD, 1975
Buku Teks
Korea Advanced Institute of Science and Technology,
Majalah, Jurnal, Buletin
Lynn, Greg
Nai Publishers, 2002
Buku Teks