American Institute of Planners & Ewald, W. R. (1967). Environment for man: The next fifty years. Indiana University Press.
Citazione stile Chigago Style (17a edizione)American Institute of Planners e William R. Ewald. Environment for Man: The Next Fifty Years. Bloomington: Indiana University Press, 1967.
Citatione MLA (9a ed.)American Institute of Planners e William R. Ewald. Environment for Man: The Next Fifty Years. Indiana University Press, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.