Cita APA (7a ed.)
Steel, E. W. (1960). Water supply and sewerage (4th ed.). Tata McGraw-Hill.
Cita Chicago Style (17a ed.)
Steel, E. W. Water Supply and Sewerage. 4th ed. New Delhi: Tata McGraw-Hill, 1960.
Cita MLA (9a ed.)
Steel, E. W. Water Supply and Sewerage. 4th ed. Tata McGraw-Hill, 1960.
Precaución: Estas citas no son 100% exactas.