Narayanan, P. (2017). Patent Law (4th.). Eastern Law House.
Chicago-čujuhus (17. p.)Narayanan, P. Patent Law. 4th. Kolkata: Eastern Law House, 2017.
MLA-čujuhus (9. p.)Narayanan, P. Patent Law. 4th. Eastern Law House, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.