Cita APA (7th ed.)

American Society for Testing and Materials & ASTM International. (2009). Standard specification for Zinc. American Society of Testing Materials.

Cita Chicago (17th ed.)

American Society for Testing and Materials i ASTM International. Standard Specification for Zinc. [Western Conshohocken, Pennsylvania]: American Society of Testing Materials, 2009.

Cita MLA (8th ed.)

American Society for Testing and Materials i ASTM International. Standard Specification for Zinc. American Society of Testing Materials, 2009.