Handbook on tourism forecasting methods.
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | Madrid
          World Tourism Organization
    
        [1976] | 
| Saila: | [Publications] / World Tourism Organization
              [no. 53] | 
| Gaiak: |