Columbia subject headings:
Authors--Greece--20th century--Correspondence.
Kriaras, Emmanouēl--Correspondence.
Panagiōtopoulos, Iōannēs Michaēl, 1901-1982--Correspondence.
Harvard subject headings:
Authors, Greek--Correspondence.
Kriaras, Emmanouēl--Correspondence.
Panagiōtopoulos, Iōannēs Michaēl, 1901---Correspondence.
Princeton subject headings:
Authors, Greek (Modern)--20th century--Correspondence.
Kriaras, Emmanouēl. Correspondence.
Panagiōtopoulos, Iōannēs Michaēl, 1901-1982--Correspondence.