APA aipamena

Chopra, K. R. (1999). Valuation of forest resources: An application of the contingent valuation method. Institute of Economic Growth.

Chicago Style aipamena

Chopra, Kanchan Ratna. Valuation of Forest Resources: An Application of the Contingent Valuation Method. Delhi: Institute of Economic Growth, 1999.

MLA aipamena

Chopra, Kanchan Ratna. Valuation of Forest Resources: An Application of the Contingent Valuation Method. Institute of Economic Growth, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.