Narayanan, P. (2013). Intellectual Property Law (12th.). Pearson education.
Lua i Stíl Chicago (17ú heag.)Narayanan, P. Intellectual Property Law. 12th. New Delhi: Pearson education, 2013.
Lua MLA (9ú heag.)Narayanan, P. Intellectual Property Law. 12th. Pearson education, 2013.
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