Columbia subject headings:
Electric power distribution--Africa, Southern--Design and construction--Congresses.
Electric power systems--Africa, Southern--Design and construction--Congresses.
Electric power systems--Africa, Southern--Management--Congresses.
Rural electrification--Africa, Southern--Congresses.
Harvard subject headings:
Electric power distribution--Africa, Southern--Design and construction--Congresses.
Electric power systems--Africa, Southern--Design and construction--Congresses.
Electric power systems--Africa, Southern--Management--Congresses.
Rural electrification--Africa, Southern--Congresses.
Princeton subject headings: