Sandeep Kumar. (2009). Biodiversity environment and sustainable management. A K Publications.
シカゴスタイル引用形Sandeep Kumar. Biodiversity Environment and Sustainable Management. Delhi: A K Publications, 2009.
MLA引用形式Sandeep Kumar. Biodiversity Environment and Sustainable Management. A K Publications, 2009.
警告: この引用は必ずしも正確ではありません.