DONNA Erickson. (2006). MetroGreen: Connecting Open Space in North American Cities. Whasington: Island Press.
استشهاد بنمط شيكاغوDONNA Erickson. MetroGreen: Connecting Open Space in North American Cities. Whasington: Island Press, 2006.
MLA استشهادDONNA Erickson. MetroGreen: Connecting Open Space in North American Cities. Whasington: Island Press, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.