Nugent, Patrick (2017-05-01). "From the Richmond Parkway to the Staten Island Greenbelt: The Rise of Ecological Zoning in New York City". Journal of Planning History. 16 (2): 139–161. doi:10.1177/1538513216661208. ISSN1538-5132. S2CID151589306.
Nugent, Patrick (2017-05-01). "From the Richmond Parkway to the Staten Island Greenbelt: The Rise of Ecological Zoning in New York City". Journal of Planning History. 16 (2): 139–161. doi:10.1177/1538513216661208. ISSN1538-5132. S2CID151589306.
Nugent, Patrick (2017-05-01). "From the Richmond Parkway to the Staten Island Greenbelt: The Rise of Ecological Zoning in New York City". Journal of Planning History. 16 (2): 139–161. doi:10.1177/1538513216661208. ISSN1538-5132. S2CID151589306.