Frechtling, D. C. (2001). Forecasting tourism demand: Methods and strategies. Butterworth-Heinemann.
Chicago Edition CitationFrechtling, Douglas C. Forecasting Tourism Demand: Methods and Strategies. Oxford: Butterworth-Heinemann, 2001.
Cita MLAFrechtling, Douglas C. Forecasting Tourism Demand: Methods and Strategies. Butterworth-Heinemann, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.