Ravindrakumar, G. R., & Subhas , N. (2005). Earth system science and natural resources management. CESS.
シカゴスタイル引用形Ravindrakumar, G. R., , N. Subhas. Earth System Science and Natural Resources Management. Thiruvananthapuram: CESS, 2005.
MLA引用形式Ravindrakumar, G. R., , N. Subhas. Earth System Science and Natural Resources Management. CESS, 2005.
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