APA (7th ed.) Citation

Opitz, M., & Bulst, W. (1961). Das Anno-Lied (2. unverand. Aufl.). Carl Winter.

Chicago Style (17th ed.) Citation

Opitz, Martin, and Walther Bulst. Das Anno-Lied. 2. unverand. Aufl. Heidelberg: Carl Winter, 1961.

MLA (9th ed.) Citation

Opitz, Martin, and Walther Bulst. Das Anno-Lied. 2. unverand. Aufl. Carl Winter, 1961.

Warning: These citations may not always be 100% accurate.