APA-referens (7:e uppl.)
McEvoy, T. J. (2004). Positive impact forestry: A sustainable approach to managing woodlands. Island Press.
Chicago-referens (17:e uppl.)
McEvoy, Thomas J. Positive Impact Forestry: A Sustainable Approach to Managing Woodlands. Washington, DC ; London: Island Press, 2004.
MLA-referens (9:e uppl.)
McEvoy, Thomas J. Positive Impact Forestry: A Sustainable Approach to Managing Woodlands. Island Press, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.