Columbia subject headings:
City planning--North Macedonia--Skopje--History--20th century.
Earthquakes--North Macedonia--Skopje--History--20th century.
Skopje (North Macedonia)--History--20th century.
Harvard subject headings:
City planning--North Macedonia--Skopje--History--20th century.
Earthquakes--North Macedonia--Skopje--History--20th century.
Skopje (North Macedonia)--History--20th century.
Princeton subject headings: