Becker, R., Hartwig, H., Köppe, H., Vanecek, H., Velić, P., Warncke, R., & Zelle, A. (1976). Index: Formula Index Br3-C3 (8. Aufl. und Ergänzungswerk main series / 8th ed., and new supplement series.). Springer.
Chicago Style (17th ed.) CitationBecker, Ramona, Helga Hartwig, Herbert Köppe, Hans Vanecek, Paul Velić, Rudolf Warncke, and Anna Zelle. Index: Formula Index Br3-C3. 8. Aufl. und Ergänzungswerk main series / 8th ed., and new supplement series. Berlin: Springer, 1976.
MLA (9th ed.) CitationBecker, Ramona, et al. Index: Formula Index Br3-C3. 8. Aufl. und Ergänzungswerk main series / 8th ed., and new supplement series. Springer, 1976.
Warning: These citations may not always be 100% accurate.