Hoffmann, E. T. A., Kraft, H., & Wacker, M. (1967). Werke. Insel.
Chicago Style (17th ed.) CitationHoffmann, E. T. A., Herbert Kraft, and Manfred Wacker. Werke. Frankfurt am Main: Insel, 1967.
MLA (9th ed.) CitationHoffmann, E. T. A., et al. Werke. Insel, 1967.
Warning: These citations may not always be 100% accurate.