APA (7th ed.) Citation

Alston, A. H. G. (1948). The Berlin Herbarium ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Alston, A. H. G. The Berlin Herbarium. [Sonderdr.]. 1948.

MLA (9th ed.) Citation

Alston, A. H. G. The Berlin Herbarium. [Sonderdr.]. 1948.

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