Improvement of the invisible trade of developing countries
382
U58I
 Improvement of the invisible trade of developing countries measuring for improving the invisible trade of developing countries through increasing receipts for services such as tourism and reducing payments for transportation, insurance and similar charges - New York : United Nations, 1964.
 59+6p.
45286
  Subjects: Invisible items of trade-Developing countries; Balance of payments-Developing countries; Developing countries-Commerce.

