Mickel, J. T. (1974). Phyletic lines in the modern ferns ([Sonderdr.].).
Chicago Style (17th ed.) CitationMickel, John T. Phyletic Lines in the Modern Ferns. [Sonderdr.]. 1974.
MLA (9th ed.) CitationMickel, John T. Phyletic Lines in the Modern Ferns. [Sonderdr.]. 1974.
Warning: These citations may not always be 100% accurate.