Bhardwaj, D. (2006). International tourism issues and challenges. Kanishka.
シカゴスタイル引用形Bhardwaj, D.S. International Tourism Issues and Challenges. NewDelhi: Kanishka, 2006.
MLA引用形式Bhardwaj, D.S. International Tourism Issues and Challenges. Kanishka, 2006.
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