Columbia subject headings:
Architecture--Russia (Federation)--Leningradskai︠a︡ oblastʹ.
Architecture--Russia (Federation)--Saint Petersburg.
Leningradskai︠a︡ oblastʹ (Russia)--Buildings, structures, etc.
Leningradskai︠a︡ oblastʹ (Russia)--History.
Saint Petersburg (Russia)--Buildings, structures, etc.
Saint Petersburg (Russia)--History.
Harvard subject headings:
Architecture--Russia (Federation)--Leningradskai͡a oblastʹ.
Architecture--Russia (Federation)--Leningradskai︠a︡ oblastʹ.
Architecture--Russia (Federation)--Saint Petersburg
Architecture--Russia (Federation)--Saint Petersburg.
Leningradskai︠a︡ oblastʹ (Russia)--Buildings, structures, etc.
Leningradskai︠a︡ oblastʹ (Russia)--History.
Saint Petersburg (Russia)--Buildings, structures, etc.
Saint Petersburg (Russia)--History
Princeton subject headings:
Architecture--Russia (Federation)--Leningradskai︠a︡ oblastʹ.
Architecture--Russia (Federation)--Saint Petersburg.
Leningradskai︠a︡ oblastʹ (Russia)--Buildings, structures, etc.
Leningradskai︠a︡ oblastʹ (Russia)--History.
Saint Petersburg (Russia)--Buildings, structures, etc.
Saint Petersburg (Russia)--History.