Columbia subject headings:
Baltic Sea Region--In literature.
Geography, Ancient, in literature.
Geography.
Homer--Knowledge and learning--Congresses.
Harvard subject headings:
Baltic Sea Region (Series)--In literature.
Geography, Ancient, in literature.
Homer--Knowledge--Geography--Congresses.
Princeton subject headings:
Baltic Sea Region--In literature.
Geography, Ancient, in literature.
Homer--Knowledge--Geography--Congresses.