APA (7th ed.) Citation

Roos, M. C. (1985). Phylogenetic systematics of the Drynarioideae (Polypodiaceae). [North Holland Publ. Co.].

Chicago Style (17th ed.) Citation

Roos, Marinus Cornelis. Phylogenetic Systematics of the Drynarioideae (Polypodiaceae). [Amsterdam] [u.a.]: [North Holland Publ. Co.], 1985.

MLA (9th ed.) Citation

Roos, Marinus Cornelis. Phylogenetic Systematics of the Drynarioideae (Polypodiaceae). [North Holland Publ. Co.], 1985.