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- [2] WILLINGNESS TO PAY (WTP) BY CONTINGENT VALUATION METHOD (CASE STUDY: WASTE MANAGEMENT SERVICES) INTERNATIONAL JOURNAL OF GEOMATE, 2019, 17 (62): : 59 - 64
- [8] Farmers and Extension Personnel View of Constraints to Effective Agricultural Extension Services Delivery in Oyo State, Nigeria JOURNAL OF AGRICULTURAL EXTENSION, 2016, 20 (02): : 202 - 214
- [9] Investigating Willingness to Pay to Improve Water Supply Services: Application of Contingent Valuation Method WATER, 2015, 7 (06): : 3024 - 3039