Federation of Analytical Chemistry and Spectroscopy Societies & Ewing, G. W. (1977). Environmental analysis: Papers presented at the third annual meeting of the Federation of Analytical Chemistry and Spectroscopy Societies, Philadelphia, Pennsylvania, November 15-18, 1976. Academic Press.
استشهاد بنمط شيكاغوFederation of Analytical Chemistry and Spectroscopy Societies و Galen Wood Ewing. Environmental Analysis: Papers Presented at the Third Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy Societies, Philadelphia, Pennsylvania, November 15-18, 1976. New York: Academic Press, 1977.
MLA استشهادFederation of Analytical Chemistry and Spectroscopy Societies و Galen Wood Ewing. Environmental Analysis: Papers Presented at the Third Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy Societies, Philadelphia, Pennsylvania, November 15-18, 1976. Academic Press, 1977.