APA aipamena

Willis,K G. (1980). The economics of town and country planning. Granada.

Chicago Style aipamena

Willis,K G. The Economics of Town and Country Planning. London: Granada, 1980.

MLA aipamena

Willis,K G. The Economics of Town and Country Planning. Granada, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.