APA (7th ed.) Citation

Blake, S. F. (1925). On the Status of the Genus Chaenocephalus: With a review of the section Lipactinia of Verbesina ([Sonderdruck].). Botanical Society of Americca.

Chicago Style (17th ed.) Citation

Blake, Sidney F. On the Status of the Genus Chaenocephalus: With a Review of the Section Lipactinia of Verbesina. [Sonderdruck]. [Columbus, Ohio]: Botanical Society of Americca, 1925.

MLA (9th ed.) Citation

Blake, Sidney F. On the Status of the Genus Chaenocephalus: With a Review of the Section Lipactinia of Verbesina. [Sonderdruck]. Botanical Society of Americca, 1925.