Graves, P. E. (2010). Environmental Economics: A critique of Benefit-cost Analysis.
शिकागो स्टाइल उद्धरणGraves, Philip E. Environmental Economics: A Critique of Benefit-cost Analysis. Rawat Publications, Jaipur, 2010.
एमएलए उद्धरणGraves, Philip E. Environmental Economics: A Critique of Benefit-cost Analysis. 2010.
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