Dyfyniad APA

Jhingan, M., & Sharma Chander K. (2008). Environmental Economics/2e: Theory management and Policy (2nd ed.). Vrinda.

Dyfyniad Arddull Chicago

Jhingan, M.L, and Sharma Chander K. Environmental Economics/2e: Theory Management and Policy. 2nd ed. Delhi: Vrinda, 2008.

Dyfyniad MLA

Jhingan, M.L, and Sharma Chander K. Environmental Economics/2e: Theory Management and Policy. 2nd ed. Vrinda, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.