【作者(必填)】
Jung Wan Lee and Tantatape Brahmasrene
【文题(必填)】
Tourism effects on the environment and economic sustainability of sub-Saharan Africa年份(必填)】
2016
【全文链接或数据库名称(选填)】http://www.tandfonline.com/doi/full/10.1080/13504509.2015.1114976