@book{6253,
	title = {From handpumps to health : the evolution of water and sanitation programmes in Bangladesh, India and Nigeria },
	publisher = {United Nations Children's Fund, New York},
	year = {1990 },
	note = {Maggie Black 133 p. : ill. (some col.) ; 26 cm. a-bg--- a-ii--- f-nr--- AIY/MR }
}