Cita APA

Kahn, J. R., & Bjornstad, D. J. (1996). The contingent valuation of environmental resources: Methodological issues and research needs. Aldershot: Edward Elgar.

Citación estilo Chicago

Kahn, James R., and David J. Bjornstad. The Contingent Valuation of Environmental Resources: Methodological Issues and Research Needs. Aldershot: Edward Elgar, 1996.

Cita MLA

Kahn, James R., and David J. Bjornstad. The Contingent Valuation of Environmental Resources: Methodological Issues and Research Needs. Aldershot: Edward Elgar, 1996.