Columbia subject headings:
Olympiakos Syndesmos Philathlōn Peiraiōs.
Soccer teams--Greece--Piraeus.
Harvard subject headings:
Olympiakos Syndesmos Philathlōn Peiraiōs.
Soccer teams--Greece--Piraeus.
Princeton subject headings:
Olympiakos Syndesmos Philathlōn Peiraiōs.
Soccer teams--Greece--Piraeus.