APA (7th ed.) Citation

Du Rietz, G. E. (1926). Lichenologiska fragment ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Du Rietz, Gustaf Einar. Lichenologiska Fragment. [Sonderdr.]. 1926.

MLA (9th ed.) Citation

Du Rietz, Gustaf Einar. Lichenologiska Fragment. [Sonderdr.]. 1926.

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