Barnes, D., & Wilson, F. (1976). The design and operation of small sewage works / (by) D. Barnes and F. Wilson. Spon (etc.).
Chicago Style (17th ed.) CitationBarnes, D., and F. Wilson. The Design and Operation of Small Sewage Works / (by) D. Barnes and F. Wilson. London: Spon (etc.), 1976.
MLA (9th ed.) CitationBarnes, D., and F. Wilson. The Design and Operation of Small Sewage Works / (by) D. Barnes and F. Wilson. Spon (etc.), 1976.
Warning: These citations may not always be 100% accurate.