Johnson, J. H. (1981). Urbanisation: Introduction and review. Macmillan.
Chicago Style (17th ed.) ZitazioaJohnson, J. H. Urbanisation: Introduction and Review. London: Macmillan, 1981.
MLA (9th ed.) ZitazioaJohnson, J. H. Urbanisation: Introduction and Review. Macmillan, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.