APA (7th ed.) Citation

Spenner, F. K. L. (1825). Aspidium Braunni Spenn ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Spenner, Fridolin Karl Leopold. Aspidium Braunni Spenn. [Sonderdr.]. 1825.

MLA (9th ed.) Citation

Spenner, Fridolin Karl Leopold. Aspidium Braunni Spenn. [Sonderdr.]. 1825.

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