Columbia subject headings:
Harvard subject headings:
Guadalupe-Nipomo Dunes National Wildlife Refuge (Calif.)
Sand dune conservation--California.
Wildlife habitat improvement--California.
Wildlife refuges--California--Management.
Princeton subject headings:
Guadalupe-Nipomo Dunes National Wildlife Refuge (Calif.)
Sand dune conservation--California.
Wildlife habitat improvement--California.
Wildlife refuges--California--Management.