Columbia subject headings:
Harvard subject headings:
Architecture--Germany--Karlsruhe--21st century.
Architecture--Germany--Karlsruhe--History.
Convention facilities--Germany--Karlsruhe.
Exhibition buildings--Germany--Karlsruhe.
Generalplaner GmbH Gerber Architekten.
Karlsruhe (Germany)--Buildings, structures, etc.
Messe Karlsruhe (Karlsruhe, Germany)
Messe Karlsruhe.
Princeton subject headings:
Generalplaner GmbH Gerber Architekten.
Karlsruhe (Germany)--Buildings, structures, etc.
Messe Karlsruhe (Karlsruhe, Germany)