Columbia subject headings:
Building laws--United States--Digests.
Environmental impact statements--Law and legislation--United States--Digests.
Environmental law--United States--Digests.
Zoning law--United States--Digests.
Harvard subject headings:
Building laws--United States--Digests.
Environmental impact statements--Law and legislation--United States--Digests.
Environmental law--United States--Digests
Zoning law--United States--Digests.
Princeton subject headings: