Professional Book Publishers. (2019). The Official Languages Act, 1963 (19 of 1963). Professional Book Publishers.
Lua i Stíl Chicago (17ú heag.)Professional Book Publishers. The Official Languages Act, 1963 (19 of 1963). New Delhi: Professional Book Publishers, 2019.
Lua MLA (9ú heag.)Professional Book Publishers. The Official Languages Act, 1963 (19 of 1963). Professional Book Publishers, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.