Hand, D.J., author
Discrimination and classification
John Wiley & Sons, 1981
 Buku Teks
Broughton, Vanda, author
Essential classification
Facet, 2004
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Nationality and international law in Asian perspective / edited by Ko Swan Sik
Martinus Nijhoff , 1990
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Kwee Swan Liat
Ontomoeting tussen oost en West Kwee Swan Liat
Deventer N. Kluwer 1952,
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Bates, Kristin A., author
Juvenile delinquency in a diverse society / Kristin A, Bates, Richelle S. Swan
Sage, 2014
 Buku Teks