APA (7th ed.) Citation

Andersen, H. C., & Koelbel, J. (1959). Die Nachtigall. Union-Verlag.

Chicago Style (17th ed.) Citation

Andersen, Hans Christian, and Joachim Koelbel. Die Nachtigall. Berlin: Union-Verlag, 1959.

MLA (8th ed.) Citation

Andersen, Hans Christian, and Joachim Koelbel. Die Nachtigall. Union-Verlag, 1959.

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