References
- Clawson , Marion . 1975 . ‘Forests for Whom and for What?’ John Hopkins Press for Resources for the Future, Baltimore
- Kirkpatrick , J. B. and Haney , R. A. 1980 . The quantification of developmental wilderness loss: The case of forestry in Tasmania. . Search , 11 : 331 – 5 .
- Smith , P. E. 1977 . A value analysis of wilderness. . Search , 8 : 311 – 7 .