Hogan, P. (1974). Playgrounds for free: The utilization of used and surples materials in playground construction. MIT press.
Style de citation ChicagoHogan, Paul. Playgrounds for Free: The Utilization of Used and Surples Materials in Playground Construction. Cambridge: MIT press, 1974.
Style de citation MLAHogan, Paul. Playgrounds for Free: The Utilization of Used and Surples Materials in Playground Construction. MIT press, 1974.
Attention : ces citations peuvent ne pas être correctes à 100%.