11. wtp.pdf
15.pdf
16.pdf
18.pdf
19.pdf
2. economic valuation of cultural heritage preservation in road planningwtp.pdf
20.pdf
22.pdf
23.pdf
25.pdf
29. SAsia.valuation.ch4.pdf
3. pdf(3).pdf
30. science-1968-hardin-1243-8dita.pdf
32. willingness to pay for environmental service.pdf
33. Estimating Willingness to Pay for Continued Use of Plastic Grocer.pdf
34. Hardin 1968 dita.pdf
4. pdf(5).pdf
6. pdf(7).pdf
8. Using_contingent^wtp.pdf
9. valuing_environmental^wtp pantai.pdf