APA-čujuhus (7. p.)

Narayanan, P. (2017). Patent law (4TH ED.). Eastern law house.

Chicago-čujuhus (17. p.)

Narayanan, P. Patent Law. 4TH ED. New Delhi: Eastern law house, 2017.

MLA-čujuhus (9. p.)

Narayanan, P. Patent Law. 4TH ED. Eastern law house, 2017.

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