Willbern, Y. (1964). The withering away of the city. University of Alabama.
Citazione stile Chigago Style (17a edizione)Willbern, York. The Withering Away of the City. Birmingham: University of Alabama, 1964.
Citatione MLA (9a ed.)Willbern, York. The Withering Away of the City. University of Alabama, 1964.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.