American Society of Civil Engineers, Water Pollution Control Federation, & Joint Task Force on Sanitary Sewers. (1982). Gravity sanitary sewer design and construction. The Society The Federation.
Chicago-viite (17. p.)American Society of Civil Engineers, Water Pollution Control Federation, ja Joint Task Force on Sanitary Sewers. Gravity Sanitary Sewer Design and Construction. New York, N.Y Washington, D.C: The Society The Federation, 1982.
MLA-viite (9. p.)American Society of Civil Engineers, et al. Gravity Sanitary Sewer Design and Construction. The Society The Federation, 1982.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.