APA (7th ed.) Citation

Zacharias, E. (1900). Über die Cyanophyceen ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Zacharias, E. Über Die Cyanophyceen. [Sonderdr.]. 1900.

MLA (9th ed.) Citation

Zacharias, E. Über Die Cyanophyceen. [Sonderdr.]. 1900.

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