APA (7th ed.) Citation

Royen, P. v. (1960). New species in Eriocaulon ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Royen, Pieter van. New Species in Eriocaulon. [Sonderdr.]. 1960.

MLA (9th ed.) Citation

Royen, Pieter van. New Species in Eriocaulon. [Sonderdr.]. 1960.

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