1. American Water Works Association (AWWA) (2008). "Concrete Pressure Pipe" Manual of Water Supply Practices M9 Third Editions AWWA Denver CO.
2. American Water Works Association (AWWA) (2004). "Steel Pipe- A guide for Design and Installation" Manual of Water Supply Practices M11 Fourth Edition AWWA Denver CO.
3. American Water Works Association (AWWA) (2002). "PVC Pipe- Design and Installation" Manual of Water Supply Practices M23 Second Edition AWWA Denver CO.
4. American Water Works Association (AWWA) (2006). "PE Pipe- Design and Installation" Manual of Water Supply Practices M55 First Edition AWWA Denver CO.
5. American Water Works Association (AWWA) (2005). "Fiberglass Pipe Design" Manual of Water supply Practices M45 Second Edition AWWA Denver CO.