Kaynak, E. (1986). World food marketing systems. Butterworths.
Dyfyniad Arddull ChicagoKaynak, Erdener. World Food Marketing Systems. London ; Boston: Butterworths, 1986.
Dyfyniad MLAKaynak, Erdener. World Food Marketing Systems. Butterworths, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.