Raju, A. J. S. (2007). Text book of ecotourism ecorestoration and sustainable development. New Central book agency.
シカゴスタイル引用形Raju, Aluri Jacob Solomon. Text Book of Ecotourism Ecorestoration and Sustainable Development. Kolkota: New Central book agency, 2007.
MLA引用形式Raju, Aluri Jacob Solomon. Text Book of Ecotourism Ecorestoration and Sustainable Development. New Central book agency, 2007.
警告: この引用は必ずしも正確ではありません.