The technology factor in international trade
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | New York
          National Bureau of Economic Research
    
        c1970. | 
| Saila: | Universities-National Bureau Committee for Economic Research. Special conference series, no. 22 | 
| Gaiak: |