1. Yugoslavia's Tourist Trade: Pot of Gold or Pig in a Poke?;Allcock;Annals of Tourism Research,1986
2. Tourist Resources Management in Bulgaria;Bachvarov,1983
3. Tourism: Passport to Development,1979
4. EIU Regional Review: Eastern Europe and the USSR;EIU: Economist Intelligence Unit,1985
5. The Economics of the Balkan Countries;Gianaris,1982