Columbia subject headings:
Russia--Foreign relations--1689-1801.
Russia--Foreign relations--1801-1825.
Russia--Foreign relations--Yugoslavia.
Yugoslavia--Foreign relations--Russia.
Harvard subject headings:
Russia--Foreign relations--1689-1801.
Russia--Foreign relations--1801-1825.
Russia--Foreign relations--1801-1917.
Russia--Foreign relations--Yugoslavia.
Russia--Relations--Yugoslavia.
Yugoslavia--Foreign relations--Russia.
Yugoslavia--Relations--Russia.
Princeton subject headings:
Russia--Foreign relations--1689-1801.
Russia--Foreign relations--1801-1917.
Russia--Relations--Yugoslavia.
Yugoslavia--Relations--Russia.