APA (7th ed.) Citation

Rich, L. G. (1961). Unit operatiions of sanitary engineering / by L.G. Rich. Wiley.

Chicago Style (17th ed.) Citation

Rich, L. G. Unit Operatiions of Sanitary Engineering / by L.G. Rich. Wiley, 1961.

MLA (9th ed.) Citation

Rich, L. G. Unit Operatiions of Sanitary Engineering / by L.G. Rich. Wiley, 1961.

Warning: These citations may not always be 100% accurate.