Pipe systems: Transite, PVC, permastran, thermopipes.
Cita Chicago Style (17a ed.)Pipe Systems: Transite, PVC, Permastran, Thermopipes. Denver, Colorado : Johns-Maville.
Cita MLA (9a ed.)Pipe Systems: Transite, PVC, Permastran, Thermopipes.
警告：这些引文格式不一定是100％准确.