APA (7th ed.) Citation

Landgrebe, E., Haslinger, A., & Holl, H. (2008). Briefe an Erich Landgrebe. Salzburg Museum.

Chicago Style (17th ed.) Citation

Landgrebe, Erich, Adolf Haslinger, and Hildemar Holl. Briefe an Erich Landgrebe. Salzburg: Salzburg Museum, 2008.

MLA (9th ed.) Citation

Landgrebe, Erich, et al. Briefe an Erich Landgrebe. Salzburg Museum, 2008.