Columbia subject headings:
Harvard subject headings:
Counterculture--Spain--Madrid--History--20th century.
Madrid (Spain)--Description and travel
Madrid (Spain)--Social life and customs--20th century.
Rock music--Spain--Madrid.
Rock musicians--Spain--Madrid.
Princeton subject headings:
Counterculture--Spain--Madrid--History--20th century.
Madrid (Spain)--Guidebooks.
Madrid (Spain)--Social life and customs--20th century.
Rock musicians--Spain--Madrid--History--20th century.