APA (7th ed.) Citation

Unterdörfer, G. (1981). Jahresringe. Union-Verlag.

Chicago Style (17th ed.) Citation

Unterdörfer, Gottfried. Jahresringe. Berlin: Union-Verlag, 1981.

MLA (8th ed.) Citation

Unterdörfer, Gottfried. Jahresringe. Union-Verlag, 1981.

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