Rajagopalan R. (2017). Environmental Studies: From crisis to Cure (6th ed.). Oxford.
Chicagoスタイル(17版)引用形式Rajagopalan R. Environmental Studies: From Crisis to Cure. 6th ed. New Delhi: Oxford, 2017.
MLA(9版)引用形式Rajagopalan R. Environmental Studies: From Crisis to Cure. 6th ed. Oxford, 2017.
警告: この引用は必ずしも正確ではありません.