APA (7th ed.) Citation

Ludwig, F. (1881). Zur Biologie der Apocyneen ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Ludwig, Felix. Zur Biologie Der Apocyneen. [Sonderdr.]. 1881.

MLA (9th ed.) Citation

Ludwig, Felix. Zur Biologie Der Apocyneen. [Sonderdr.]. 1881.

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