ASTM Internacional. Standard test methods for Ammonia Nitrogen in water. ASTM.
Chicago Style (17th ed.) CitationASTM Internacional. Standard Test Methods for Ammonia Nitrogen in Water. United States: ASTM.
MLA (9th ed.) CitationASTM Internacional. Standard Test Methods for Ammonia Nitrogen in Water. ASTM.
Warning: These citations may not always be 100% accurate.
