Columbia subject headings:
Landscape architecture--Equipment and supplies.
Landscape architecture--Handbooks, manuals, etc.
Landscape architecture--Practice.
Landscape architecture.
Harvard subject headings:
Landscape architecture
Landscape architecture--Equipment.
Landscape architecture--Handbooks, manuals, etc.
Landscape architecture--Practice.
Princeton subject headings:
Landscape architecture--Equipment.
Landscape architecture--Handbooks, manuals, etc.
Landscape architecture--Practice.
Landscape architecture.