Willoughby, D. A., Woodson, R. D., & Sutherland, R. (2002). Plastic piping handbook (First edition.). McGraw-Hill.
Cita Chicago Style (17a ed.)Willoughby, David A., R. Dodge Woodson, y Rick Sutherland. Plastic Piping Handbook. First edition. New York: McGraw-Hill, 2002.
Cita MLA (9a ed.)Willoughby, David A., et al. Plastic Piping Handbook. First edition. McGraw-Hill, 2002.
Precaución: Estas citas no son 100% exactas.