Columbia subject headings:
Harvard subject headings:
Authors, Greek (Modern)--20th century--Bibliography.
Authors, Greek (Modern)--20th century--Biography.
Authors, Greek (Modern)--20th century--Chronology.
Panagiōtopoulos, Iōannēs Michaēl, 1901-
Panagiōtopoulos, Iōannēs Michaēl, 1901---Chronology.
Panagiōtopoulos, Iōannēs Michaēl, 1901-1982--Chronology.
Princeton subject headings:
Authors, Greek (Modern)--20th century--Biography.
Panagiōtopoulos, Iōannēs Michaēl, 1901-1982--Bibliography.
Panagiōtopoulos, Iōannēs Michaēl, 1901-1982--Chronology.