Columbia subject headings:
Harvard subject headings:
Artists--Argentina--20th century--Biography.
Grela, Juan, 1914-1992--Notebooks, sketchbooks, etc.
Grela, Juan--Criticism and interpretation.
Grela, Juan--Notebooks, sketchbooks, etc.--Exhibitions.
Princeton subject headings:
Artists--Argentina--20th century.--Biography.
Grela, Juan, 1914-1992--Criticism and interpretation.
Grela, Juan, 1914-1992--Notebooks, sketchbooks, etc.