(1998). Sustainable tourism: A geographical perspective. Harlow [England]: Longman.
シカゴスタイル引用形Sustainable Tourism: A Geographical Perspective. Harlow [England]: Longman, 1998.
MLA引用形式Sustainable Tourism: A Geographical Perspective. Harlow [England]: Longman, 1998.
警告: この引用は必ずしも正確ではありません.