q=Research+on+potential+and+efficiency+in+tourism+service+trade&searchType=standard&isFacet=true&view=standard&rows=10&sortWay=score&sortOrder=desc&curlibcode=HPJY9805&searchWay0=marc&logical0=AND
rows=10&curlibcode=HPJY9805&searchWay0=marc&logical0=AND
Research on potential and efficiency in tourism service trade