Standardization, 5. I. O. f. Unplasticized polyvinyl chloride pipes and fittings - Chemical resistance with respect to fluids.
Lua i Stíl Chicago (17ú heag.)Standardization, 5087 International Organization for. Unplasticized Polyvinyl Chloride Pipes and Fittings - Chemical Resistance with Respect to Fluids.
Lua MLA (9ú heag.)Standardization, 5087 International Organization for. Unplasticized Polyvinyl Chloride Pipes and Fittings - Chemical Resistance with Respect to Fluids.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.