APA (7th ed.) Zitazioa

watkin, E. E. (1964). british planning policy. the institute of national planning.

Chicago Style (17th ed.) Zitazioa

watkin, E. E. British Planning Policy. cairo: the institute of national planning, 1964.

MLA (9th ed.) Zitazioa

watkin, E. E. British Planning Policy. the institute of national planning, 1964.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.