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	1		Fluid Machinery Committee of the Power Industries Division of the Institution of Mechanical Engineers Seminar (1992. Londres) Rotating equipment for the water and sewage industries : papers presented at a seminar organized by the Fluid Machinery Committee of the Power Industries Division of the Institution of Mechanical Engineers, and held at the Institution of Mechanical Engineers on 25 march 1992 / Institution of Mechanical Engineers . — London : Mechanical engineering publications (MEP), [1992]. — 84 p. : gráf. ; 30 cm. —
	2		Water treatment plant design / American Society of Civil Engineers, American Water Works Association . — 2nd ed. — New York : McGraw-Hill, [1990]. — 598 p. : il., gráf., tab. ; 24 cm. —
	3		Water treatment plant design / American Society of Civil Engineers, American Water Works Association . — 2nd ed. — New York : McGraw-Hill, [1990]. — 598 p. : il., gráf., tab. ; 24 cm. —