Cita APA (7a ed.)

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.