Metcadd Edds. (1979). WASTE WATER ENGINEERING. TATA MCGRAW.
Cita Chicago Style (17a ed.)Metcadd Edds. WASTE WATER ENGINEERING. TATA MCGRAW, 1979.
Cita MLA (9a ed.)Metcadd Edds. WASTE WATER ENGINEERING. TATA MCGRAW, 1979.
Precaución: Estas citas no son 100% exactas.