In-flight survey United States Travel and Tourism Administration survey of international air travelers, overseas and Mexican visitors to the United States.
| Other Authors: | United States Travel and Tourism Administration., United States. National Park Service., Transportation Systems Center. |
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| Format: | Microfilm |
| Language: | English |
| Published: |
[Washington, D.C.] :
U.S. Travel and Tourism Administration, U.S. Department of Commerce : SUPTDOCS/GPO.
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| Physical Description: |
microfiches : negative, maps ; 11 x 15 cm. |
| Subjects: |
| Item Description: |
Description based on: Oct.-Dec. 1982. Chiefly tables. Sponsored by: U.S. Travel and Tourism Administration, National Park Service; conducted by: Transportation Systems Center, U.S. Dept. of Transportation. |
|---|---|
| Physical Description: |
microfiches : negative, maps ; 11 x 15 cm. |
| Publication Frequency: |
Quarterly. |