Columbia subject headings:
Harvard subject headings:
Querétaro (Mexico : State)--History--Sources.
Querétaro (Mexico : State)--Politics and government--Sources.
Querétaro (Mexico)--History--Siege, 1867--Sources.
Querétaro (Mexico)--History--Sources.
Querétaro (Mexico)--Politics and government--Sources.
Princeton subject headings:
Querétaro (Mexico : State)--History--Sources.
Querétaro (Mexico : State)--Politics and government--Sources.
Querétaro (Mexico)--History--Siege, 1867--Sources.
Querétaro (Mexico)--History--Sources.
Querétaro (Mexico)--Politics and government--Sources.