Columbia subject headings:
Harvard subject headings:
Communists--Japan--Biography
Itō, Ritsu, 1913-1989.
Nihon Kyōsantō.
Princeton subject headings:
Communists--Japan--Biography--Addresses, essays, lectures.
Itō, Ritsu, 1913-1989--Addresses, Essays, lectures.
Nihon Kyōsantō--Addresses, essays, lectures.