Frank J Welcher. (1975). Standards methods of chemical analysis, Vol. 3: Instrumental methods: part B (6.). New york.
Chicago Edition CitationFrank J Welcher. Standards Methods of Chemical Analysis, Vol. 3: Instrumental Methods: Part B. 6. New york, 1975.
MLA Edition CitationFrank J Welcher. Standards Methods of Chemical Analysis, Vol. 3: Instrumental Methods: Part B. 6. New york, 1975.
Warning: These citations may not always be 100% accurate.