Não informado. (1970). Annual book of ASTM standards. American Society for Testing and Materials.
Chicago-Zitierstil (17. Ausg.)Não informado. Annual Book of ASTM Standards. Philadelphia, Pa: American Society for Testing and Materials, 1970.
MLA-Zitierstil (8. Ausg.)Não informado. Annual Book of ASTM Standards. American Society for Testing and Materials, 1970.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.