Narayanan.P. (2007). Copyright and Industrial Desings. Eastern Law House.
Chicago-čujuhus (17. p.)Narayanan.P. Copyright and Industrial Desings. New Delhi: Eastern Law House, 2007.
MLA-čujuhus (9. p.)Narayanan.P. Copyright and Industrial Desings. Eastern Law House, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.