Singh, K., & Shishodia, A. (2016). Environmental economics. Sage Texts.
Chicagoスタイル(17版)引用形式Singh, Katar, , Anil Shishodia. Environmental Economics. New Delhi: Sage Texts, 2016.
MLA(9版)引用形式Singh, Katar, , Anil Shishodia. Environmental Economics. Sage Texts, 2016.
警告: この引用は必ずしも正確ではありません.