APA (7th ed.) Citation

Fosberg, F. R. (1942). Rubiaceae ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Fosberg, F. Raymond. Rubiaceae. [Sonderdr.]. 1942.

MLA (9th ed.) Citation

Fosberg, F. Raymond. Rubiaceae. [Sonderdr.]. 1942.

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