Dyfyniad APA

Goodchild Michael F. (1993). Environmental modeling with GIS. Oxford University Press.

Dyfyniad Arddull Chicago

Goodchild Michael F. Environmental Modeling with GIS. New York: Oxford University Press, 1993.

Dyfyniad MLA

Goodchild Michael F. Environmental Modeling with GIS. Oxford University Press, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.