American Society for Testing and Materials\nASTM International. (2019). Standardization News. American Society for Testing and Materials.
Lua i Stíl Chicago (17ú heag.)American Society for Testing and Materials\nASTM International. Standardization News. Philadelphia, Pa: American Society for Testing and Materials, 2019.
Lua MLA (8ú heag.)American Society for Testing and Materials\nASTM International. Standardization News. American Society for Testing and Materials, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.