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Dyfyniad Arddull ChicagoSingh, V.B. An Evaluation of Fair Price Shops. New Delhi: Oxford & IBH publishing co, 1973.
Dyfyniad MLASingh, V.B. An Evaluation of Fair Price Shops. Oxford & IBH publishing co, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.