APA (7th ed.) Citation

Hieronymus, G. (1911). Species novae Selaginellarum philippinesium ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Hieronymus, Georg. Species Novae Selaginellarum Philippinesium. [Sonderdr.]. 1911.

MLA (9th ed.) Citation

Hieronymus, Georg. Species Novae Selaginellarum Philippinesium. [Sonderdr.]. 1911.

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