Columbia subject headings:
Harvard subject headings:
Losev, A. F. (Alekseĭ Fedorovich)--Correspondence.
Losev, A. F. (Alekseĭ Fedorovich)--Diaries.
Philosophers--Russia (Federation)
Princeton subject headings:
Losev, A. F. (Alekseĭ Fedorovich)--Correspondence.
Losev, A. F. (Alekseĭ Fedorovich)--Diaries.
Philosophers--Russia (Federation).