APA (7th ed.) Citation

Beckmann, C. u. 1. (1889). Florula Bassumensis ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Beckmann, C. um 1802. Florula Bassumensis. [Sonderdr.]. 1889.

MLA (9th ed.) Citation

Beckmann, C. um 1802. Florula Bassumensis. [Sonderdr.]. 1889.

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