Hanley,Nick. (1997). Environmental economics: : in theory and practice. Macmillan.
Chicago-stil citatHanley,Nick. Environmental Economics: : In Theory and Practice. Chennai: Macmillan, 1997.
MLA-referensHanley,Nick. Environmental Economics: : In Theory and Practice. Macmillan, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.