Speedwell Foundation, PBS Distribution (Firm), Messner, R., DeGolian, G., Washington, K., & Kline, K. (2012). Olmsted and America's urban parks. PBS Distribution.
Cita Chicago Style (17a ed.)Speedwell Foundation, PBS Distribution (Firm), Rebecca Messner, George DeGolian, Kerry Washington, y Kevin Kline. Olmsted and America's Urban Parks. [United States]: PBS Distribution, 2012.
Cita MLA (8a ed.)Speedwell Foundation, et al. Olmsted and America's Urban Parks. PBS Distribution, 2012.
Precaución: Estas citas no son 100% exactas.