Khanna,D R, Chopra,A K, Vikas Singh, & Bhutiani,R. (2013). Environmental Management. Daya.
シカゴスタイル引用形Khanna,D R, Chopra,A K, Vikas Singh, , Bhutiani,R. Environmental Management. New Delhi: Daya, 2013.
MLA引用形式Khanna,D R, et al. Environmental Management. Daya, 2013.
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