APA (7th ed.) Citation

(1990). Official Methods Of Analysis Association Of Analytical Chemists ed. Kenneth Helrich. AOAC.

Chicago Style (17th ed.) Citation

Official Methods Of Analysis Association Of Analytical Chemists Ed. Kenneth Helrich. AOAC, 1990.

MLA (8th ed.) Citation

Official Methods Of Analysis Association Of Analytical Chemists Ed. Kenneth Helrich. AOAC, 1990.

Warning: These citations may not always be 100% accurate.