Stilwell, F. (1992). Understanding Cities & Regions Frank Stilwell. Pluto Press.
Chicago Style aipamenaStilwell, Frank. Understanding Cities & Regions Frank Stilwell. Pluto Press, 1992.
MLA aipamenaStilwell, Frank. Understanding Cities & Regions Frank Stilwell. Pluto Press, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.