APA (7th ed.) Citation

Seymour, A. B. (1929). Host index of the Fungi of North America. Harvard university press.

Chicago Style (17th ed.) Citation

Seymour, Arthur Bliss. Host Index of the Fungi of North America. Cambridge, Mass.: Harvard university press, 1929.

MLA (9th ed.) Citation

Seymour, Arthur Bliss. Host Index of the Fungi of North America. Harvard university press, 1929.