APA (7th ed.) Citation

Morton, C. V. (1971). The genus Grammatosorus ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Morton, Conrad Vernon. The Genus Grammatosorus. [Sonderdr.]. 1971.

MLA (9th ed.) Citation

Morton, Conrad Vernon. The Genus Grammatosorus. [Sonderdr.]. 1971.

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