Bishop, R. C., & Romano, D. (1998). Environmental resource valuation: Applications of the contingent valuation method in Italy. Boston: Kluwer Academic Publishers.
Παραπομπή Chicago StyleBishop, Richard C., and Donato Romano. Environmental Resource Valuation: Applications of the Contingent Valuation Method in Italy. Boston: Kluwer Academic Publishers, 1998.
Παραπομπή MLABishop, Richard C., and Donato Romano. Environmental Resource Valuation: Applications of the Contingent Valuation Method in Italy. Boston: Kluwer Academic Publishers, 1998.
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