Randall, A. (1987). Resource economics: An economic approach to natural resource and environmental policy (2nd ed.). John Willey & Sons.
Chicago-referens (17:e uppl.)Randall, Alan. Resource Economics: An Economic Approach to Natural Resource and Environmental Policy. 2nd ed. New York: John Willey & Sons, 1987.
MLA-referens (9:e uppl.)Randall, Alan. Resource Economics: An Economic Approach to Natural Resource and Environmental Policy. 2nd ed. John Willey & Sons, 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.