Columbia subject headings:
Historic preservation--Research--United States--Handbooks, manuals, etc.
Historic sites--Conservation and restoration--Research--United States--Handbooks, manuals, etc.
Landscape protection--Research--United States--Handbooks, manuals, etc.
Report writing--United States--Handbooks, manuals, etc.
Harvard subject headings:
Historic preservation--Research--United States--Handbooks, manuals, etc.
Historic preservation--United States--Research--Handbooks, manuals, etc.
Historic sites--Conservation and restoration--United States--Handbooks, manuals, etc.
Historic sites--Conservation and restoration--United States--Research--Handbooks, manuals, etc.
Landscape protection--Research--United States--Handbooks, manuals, etc.
Landscape protection--United States--Research--Handbooks, manuals, etc.
Report writing--Handbooks, manuals, etc.
Report writing--United States--Handbooks, manuals, etc.
Princeton subject headings:
Historic preservation--Research--United States v Handbooks, manuals, etc.
Historic sites--Conservation and restoration--Research--United States--Handbooks, manuals, etc.
Landscape protection--United States--Research--Handbooks, manuals, etc.
Report writing--Handbooks, manuals, etc.