Columbia subject headings:
Harvard subject headings:
Sonora (Mexico : State)--History--Congresses.
Sonora (Mexico : State)--History--Sources--Congresses.
Princeton subject headings:
Mexico--Archival resources--Congresses.
Mexico--Historiography--Congresses.
Mexico--History--Congresses.
Sonora (Mexico : State)--Archival resources--Congresses.
Sonora (Mexico : State)--Historiography--Congresses.
Sonora (Mexico : State)--History--Congresses.