APA (7th ed.) Citation

Herwegh, G. (1848). Zwei Preussenlieder. [publisher not identified].

Chicago Style (17th ed.) Citation

Herwegh, Georg. Zwei Preussenlieder. [Place of publication not identified]: [publisher not identified], 1848.

MLA (8th ed.) Citation

Herwegh, Georg. Zwei Preussenlieder. [publisher not identified], 1848.