Cite
HARVARD Citation
Ma, H. et al. (2015). A comparison of mode effects between face-to-face and drop-off contingent valuation surveys. China agricultural economic review. 7 (3), pp. 510-527. [Online].
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Ma, H. et al. (2015). A comparison of mode effects between face-to-face and drop-off contingent valuation surveys. China agricultural economic review. 7 (3), pp. 510-527. [Online].