Speck, J. (2012). Walkable city: How downtown can save america, one step at a time.
Style de citation Chicago (17e éd.)Speck, Jeff. Walkable City: How Downtown Can Save America, One Step at a Time. 2012.
Style de citation MLA (8e éd.)Speck, Jeff. Walkable City: How Downtown Can Save America, One Step at a Time. 2012.
Attention : ces citations peuvent ne pas être correctes à 100%.