Columbia subject headings:
Drinking water--Malawi.
Irrigation--Malawi.
Malawi. Ministry of Agriculture, Irrigation, and Water Development--Periodicals.
Sanitation--Malawi.
Water-supply--Standards--Malawi.
Harvard subject headings:
Drinking water--Government policy--Malawi--Periodicals.
Irrigation--Government policy--Malawi--Periodicals.
Malawi. Ministry of Agriculture, Irrigation, and Water Development--Periodicals.
Sanitation--Government policy--Malawi--Periodicals.
Water-supply--Government policy--Standards--Malawi--Periodicals.
Princeton subject headings: