Cita APA (7a ed.)

FRECHTLING DOUGLAS C. (2001). FORECASTING TOURISM DEMAND: METHODS AND STRATEGIES. BUTTERWORTH-HEINEMANN.

Cita Chicago Style (17a ed.)

FRECHTLING DOUGLAS C. FORECASTING TOURISM DEMAND: METHODS AND STRATEGIES. NEW DELHI: BUTTERWORTH-HEINEMANN, 2001.

Cita MLA (9a ed.)

FRECHTLING DOUGLAS C. FORECASTING TOURISM DEMAND: METHODS AND STRATEGIES. BUTTERWORTH-HEINEMANN, 2001.