Osborn, F. J. S. (1946). Green-belt cities: The British contribution. Faber and Faber.
Citazione stile Chigago Style (17a edizione)Osborn, Frederic James Sir. Green-belt Cities: The British Contribution. London: Faber and Faber, 1946.
Citatione MLA (9a ed.)Osborn, Frederic James Sir. Green-belt Cities: The British Contribution. Faber and Faber, 1946.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.