Faculty of Law National University of Singapore, 2018
Majalah, Jurnal, Buletin
Anantaraman, Venkatraman
McGraw-Hill, 1990
Buku Teks SO
Pheng, Low Sui
Springer Singapore, 2019
eBooks
Fisher, Howard D.
Cavendish Publishing Limited, 1999
Buku Teks
Wesley-Smith, Peter
Oxford University Press, 1987
Buku Teks