Columbia subject headings:
Harvard subject headings:
Putin, Vladimir Vladimirovich, 1952-
Russia (Federation)--Politics and government--1991-
Russia (Federation)--Social conditions--1991-
Ukraine Conflict, 2014-
Princeton subject headings:
Putin, Vladimir Vladimirovich, 1952-
Russia (Federation)--Politics and government--1991-
Russia (Federation)--Social conditions--1991-
Ukraine Conflict, 2014-