National Council of Applied Economic Research. (1965). Cost price structure of iron ore. s.n.
Čikaški stil citiranja (17. izdanje)National Council of Applied Economic Research. Cost Price Structure of Iron Ore. New Delhi: s.n, 1965.
MLA način citiranja (9. izdanje)National Council of Applied Economic Research. Cost Price Structure of Iron Ore. s.n, 1965.
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