Cornish, W.R. (William Rodolph), 1937-
Intellectual property : patents, copyright, trade marks and allied rights
Sweet and Maxwell, 2007
 Buku Referensi
Intellectual property and human rights : enhanced edition of copyright and human rights
Paul L.C. Torremans, editor
Kluwer Law International, 2008
 Buku Teks SO
Meinhardt, Peter
Inventions patens and trade marks
Gower Press, 1971
 Buku Teks SO
Sibley, J.F.
Online patents trade marks and service marks database
Aslib, 1991
 Buku Referensi
Goh, Tianwah
The trade marks law : the law and rules of trade marks in Singapore
Rank Books, 1991
 Buku Teks