Conservation and management of the world`s petroglyph sites.
Conservation and management of the world's petroglyph sites.
- 207 pages : illustrations ; 24 cm.
- World petroglyphs research ; II. .
- World petroglyphs research ; II. .
9781565911406 Hadiah
Petroglyphs--Conservation and restoration.
9781565911406 Hadiah
Petroglyphs--Conservation and restoration.
