Columbia subject headings:
Harvard subject headings:
Refuse and refuse disposal--European Union countries--Statistics.
Refuse collection--European Union countries--Statistics.
Refuse disposal industry--European Union countries--Statistics.
Sanitation, Household--European Union countries--Statistics.
Princeton subject headings:
Refuse and refuse disposal--European Union countries--Statistics.
Refuse collection--European Union countries--Statistics.
Refuse disposal industry--European Union countries.
Sanitation, Household--European Union countries.