APA-referens

Douglas, W. J. (1995). Environmental GIS: Applications to industrial facilities. Lewis Publishers.

Chicago-stil citat

Douglas, William J. Environmental GIS: Applications to Industrial Facilities. London: Lewis Publishers, 1995.

MLA-referens

Douglas, William J. Environmental GIS: Applications to Industrial Facilities. Lewis Publishers, 1995.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.