Fresenius, R., & Gehring, A. (1942). Einführung in die qualitative chemische Analyse. Vieweg.
Chicago Style (17th ed.) CitationFresenius, Remigius, and Alfred Gehring. Einführung in Die Qualitative Chemische Analyse. Braunschweig: Vieweg, 1942.
MLA (9th ed.) CitationFresenius, Remigius, and Alfred Gehring. Einführung in Die Qualitative Chemische Analyse. Vieweg, 1942.
Warning: These citations may not always be 100% accurate.