APA (7th ed.) Citation

Pichi Sermolli, R. E. G. (1972). Names and types of Fern genera ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Pichi Sermolli, Rodolfo E. G. Names and Types of Fern Genera. [Sonderdr.]. 1972.

MLA (9th ed.) Citation

Pichi Sermolli, Rodolfo E. G. Names and Types of Fern Genera. [Sonderdr.]. 1972.

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