APA (7th ed.) Citation

Wirth, V., & Düll, R. (2000). Farbatlas Flechten und Moose. Ulmer.

Chicago Style (17th ed.) Citation

Wirth, Volkmar, and Ruprecht Düll. Farbatlas Flechten Und Moose. Stuttgart (Hohenheim): Ulmer, 2000.

MLA (9th ed.) Citation

Wirth, Volkmar, and Ruprecht Düll. Farbatlas Flechten Und Moose. Ulmer, 2000.

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