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- The Trust for Public Land. "Here’s the dirt on park trends: community gardens are growing." The Trust for Public Land. August 22, 2018. August 1, 2021. <https://www.tpl.org/blog/here%E2%80%99s-dirt-park-trends-community-gardens-are-growing>.
- Joshua Birky. "The Modern Community Garden Movement in the United States: Its Roots, its Current Condition and its Prospects for the Future Its Roots, its Current Condition and its Prospects for the Future." University of South Florida. January 30, 2009. August 1, 2021. <https://digitalcommons.usf.edu/cgi/viewcontent.cgi?article=2859&context=etd>.
- Western Reserve Historical Society. "Immigration and Migration." Western Reserve Historical Society. Not specified. August 1, 2021. <https://www.wrhs.org/research/library/significant-collections/immigration-and-migration/>.
- Encyclopedia of Cleveland History. "Immigration and Migration." Encyclopedia of Cleveland History. Not specified. August 1, 2021. <https://case.edu/ech/articles/i/immigration-bureau>.