ASTM designation D3049-89 : Standard test method for synthetic anionic ingredient by cationic titration.

MLA

Astm Designation D3049-89 : Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration. West Conshohocken (Pa.): ASTM International, n.d.

APA

(n.d). ASTM designation D3049-89 : Standard test method for synthetic anionic ingredient by cationic titration. West Conshohocken (Pa.): ASTM International.

Chicago

ASTM Designation D3049-89: Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration. West Conshohocken (Pa.): ASTM International, n.d.