Document Type : Original Article
Arabmazar,A . (2020). Contingent Valuation. Encyclopedia of Economics, 3(1), 1-4.
Arabmazar,A . "Contingent Valuation", Encyclopedia of Economics, 3, 1, 2020, 1-4.
Arabmazar A. (2020). 'Contingent Valuation', Encyclopedia of Economics, 3(1), pp. 1-4.
A Arabmazar, "Contingent Valuation," Encyclopedia of Economics, 3 1 (2020): 1-4,
Arabmazar A. Contingent Valuation. Encyclopedia of Economics. 2020;3(1):1-4 (In Persian).