National Council of Allied Economic Research. (1966). Survey of hilly and backward areas of Punjab. s.n.
Cita Chicago Style (17a ed.)National Council of Allied Economic Research. Survey of Hilly and Backward Areas of Punjab. New Delhi: s.n, 1966.
Cita MLA (9a ed.)National Council of Allied Economic Research. Survey of Hilly and Backward Areas of Punjab. s.n, 1966.
Precaución: Estas citas no son 100% exactas.