(2008). Annual book of ASTM standards: Section eight: plastics. ASTM International.
Chicago Style aipamenaAnnual Book of ASTM Standards: Section Eight: Plastics. West Conshohocken: ASTM International, 2008.
MLA aipamenaAnnual Book of ASTM Standards: Section Eight: Plastics. ASTM International, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.