Columbia subject headings:
Harvard subject headings:
Families--Peru--Congresses.
Peru--Social conditions--Congresses.
Social problems--Congresses
Women--Employment--Social aspects--Peru--Congresses.
Women--Peru--Congresses.
Princeton subject headings:
Families--Peru--Congresses.
Peru--Social conditions--Congresses.
Social problems--Congresses.
Women--Employment--Social aspects--Peru--Congresses.
Women--Peru--Congresses.