APA (7th ed.) Citation

Oort, A. J. P. (1939). Polygalaceae ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Oort, Arend Joan Petrus. Polygalaceae. [Sonderdr.]. 1939.

MLA (9th ed.) Citation

Oort, Arend Joan Petrus. Polygalaceae. [Sonderdr.]. 1939.

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