National Council of Allied Economic Research. (1966). Survey of hilly and backward areas of Punjab. s.n.
Lua i Stíl Chicago (17ú heag.)National Council of Allied Economic Research. Survey of Hilly and Backward Areas of Punjab. New Delhi: s.n, 1966.
Lua MLA (9ú heag.)National Council of Allied Economic Research. Survey of Hilly and Backward Areas of Punjab. s.n, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.