Columbia subject headings:
Rivero, Elena del--Exhibitions.
September 11 Terrorist Attacks, 2001, in art--Exhibitions.
Harvard subject headings:
Artists' books--Spain--Madrid--Exhibitions.
Rivero, Elena del--Exhibitions.
September 11 Terrorist Attacks, 2001, in art--Exhibitions.
Princeton subject headings:
Rivero, Elena del--Exhibitions.
September 11 Terrorist Attacks, 2001, in art--Exhibitions.