Speck, J. (2013). Walkable city: How downtown can save America, one step at a time (First paperback edition.). North Point Press, a division of Farrar, Straus and Giroux.
Dyfyniad Arddull ChicagoSpeck, Jeff. Walkable City: How Downtown Can Save America, One Step at a Time. First paperback edition. New York: North Point Press, a division of Farrar, Straus and Giroux, 2013.
Dyfyniad MLASpeck, Jeff. Walkable City: How Downtown Can Save America, One Step at a Time. First paperback edition. North Point Press, a division of Farrar, Straus and Giroux, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.