Columbia subject headings:
Excavations (Archaeology)--Databases.
Excavations (Archaeology)--Poland--Poznań (Voivodeship)--Databases.
Poland--Antiquities--Databases.
Poznań (Poland : Voivodeship)--Antiquities--Databases.
Harvard subject headings:
Excavations (Archaeology)--Databases.
Excavations (Archaeology)--Poland--Poznań (Voivodeship)--Databases.
Poland--Antiquities--Databases.
Poznań (Poland : Voivodeship)--Antiquities--Databases.
Princeton subject headings: