APA (7th ed.) Citation

Gundolf, F., Gundolf, E., Eschenbach, G., & Mojem, H. (2015). Briefwechsel (1914-1931). De Gruyter.

Chicago Style (17th ed.) Citation

Gundolf, Friedrich, Elisabeth Gundolf, Gunilla Eschenbach, and Helmuth Mojem. Briefwechsel (1914-1931). Berlin: De Gruyter, 2015.

MLA (8th ed.) Citation

Gundolf, Friedrich, et al. Briefwechsel (1914-1931). De Gruyter, 2015.