@book{32813,
	author = {Pickering, David and Park, Jonathan M.},
	title = {Utility mapping and record keeping for infrastructure /},
	publisher = {Published for the Urban Management Programme by the World Bank,},
	year = {c1993.},
	series = {Urban Management Programme,},
	address = {Washington, D.C. :},
	note = {At head of title: UNDP/UNCHS/World Bank.}
}