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Tourism development in the Georgia mountains area
Keeling, William B., (1967)
Behavioral travel-demand models : [... proceedings of the Second International Conference on Behavioral Travel Demand, which was held in Asheville, North Carolina, from May 19 to May 23,1975]]
Stopher, Peter R., (1976)
Planning for tourism development : quantitative approaches
Gearing, Charles E., (1976)