Columbia subject headings:
Harvard subject headings:
Architecture, Modern--20th century--Designs and plans
Architecture--Competitions
Architecture--Kentucky--Louisville.
Cesar Pelli and Associates.
Foster Associates (London, England).
Michael Graves Architects.
Murphy/Jahn (Firm)
Ulrich Franzen/Keith Kroeger & Associates.
Princeton subject headings:
Architecture--Competitions--United States.
Humana, Inc. Headquarters (Louisville, Ky.)
Louisville (Ky.)--Buildings, structures, etc.