APA (7th ed.) Citation

Schmidt, O. C. (1924). Algen 1920 - 1924 ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Schmidt, Otto Christian. Algen 1920 - 1924. [Sonderdr.]. 1924.

MLA (9th ed.) Citation

Schmidt, Otto Christian. Algen 1920 - 1924. [Sonderdr.]. 1924.

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