Frank J Welcher. (1975). Standard methods of chemical analysis. V.3 (6.). New York.
Chicago Edition CitationFrank J Welcher. Standard Methods of Chemical Analysis. V.3. 6. New York, 1975.
MLA引文Frank J Welcher. Standard Methods of Chemical Analysis. V.3. 6. New York, 1975.
警告：这些引文格式不一定是100％准确.