Discover America Travel Organizations & United States Travel Data Center. (1977). Travel: An engine of employment, a report. The Organization.
Chicago Style (17th ed.) CitationDiscover America Travel Organizations and United States Travel Data Center. Travel: An Engine of Employment, a Report. Washington, D.C: The Organization, 1977.
MLA (9th ed.) CitationDiscover America Travel Organizations and United States Travel Data Center. Travel: An Engine of Employment, a Report. The Organization, 1977.
Warning: These citations may not always be 100% accurate.