APA (7th ed.) Citation

Lang, H., Silcher, F., Rein, W., & Presley, E. Viermal (Privataufn.).

Chicago Style (17th ed.) Citation

Lang, Hans, Friedrich Silcher, Walter Rein, and Elvis Presley. Viermal. Privataufn.

MLA (9th ed.) Citation

Lang, Hans, et al. Viermal. Privataufn.