International Trade Centre UNCTAD/GATT. (1987). Czechoslovakia: A market for products from developing countries. INTC UNCTAD/GATT.
Dyfyniad Arddull ChicagoInternational Trade Centre UNCTAD/GATT. Czechoslovakia: A Market for Products from Developing Countries. Geneva: INTC UNCTAD/GATT, 1987.
Dyfyniad MLAInternational Trade Centre UNCTAD/GATT. Czechoslovakia: A Market for Products from Developing Countries. INTC UNCTAD/GATT, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.