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Enters และผู้แต่งคนอื่นๆ. 1992. Land degradation and resource conservation in the highlands of Northern Thailand the limits to economic evaluations. , Australian National University;
Enters และผู้แต่งคนอื่นๆ. (1992) Land degradation and resource conservation in the highlands of Northern Thailand the limits to economic evaluations . Australian National University/[S.l.].
Enters และผู้แต่งคนอื่นๆ. Land degradation and resource conservation in the highlands of Northern Thailand the limits to economic evaluations. . [S.l.]:Australian National University, 1992.
Enters และผู้แต่งคนอื่นๆ. (1992) Land degradation and resource conservation in the highlands of Northern Thailand the limits to economic evaluations . Australian National University/[S.l.].