Columbia subject headings:
Environmental law--United States--Periodicals.
Land use--Law and legislation--United States--Digests.
Land use--Law and legislation--United States--Periodicals.
Land use--United States--Planning--Periodicals.
Zoning law--United States--Digests.
Zoning law--United States--Periodicals.
Harvard subject headings:
Environmental law--United States--Periodicals
Land use--Law and legislation--United States--Digests.
Land use--Law and legislation--United States--Periodicals.
Land use--United States--Planning--Periodicals.
Periodicals.
Zoning law--United States--Digests.
Zoning law--United States--Periodicals.
Princeton subject headings:
Envirnomental law--United States--Periodicals.
Periodicals.
Zoning law--United States--Periodicals.