Columbia subject headings:
Echaurren, Pablo, 1951---Exhibitions.
Matta, 1912-2002--Exhibitions.
Matta-Clark, Gordon, 1943-1978--Exhibitions.
Harvard subject headings:
Echaurren, Pablo, 1951---Exhibitions.
Matta, 1912-2002--Exhibitions.
Matta-Clark, Gordon, 1943-1978
Matta-Clark, Gordon, 1943-1978--Exhibitions.
Princeton subject headings:
Echaurren, Pablo, 1951---Exhibitions.
Matta, 1912-2002--Exhibitions.
Matta-Clark, Gordon, 1943-1978--Exhibitions.