Gray, A. (1884). Characteristics of the North American Flora: An adress to the botanists of the British Association for the Advancement of Science at Montreal ; read to the Biological Section, August 29 [1884]. J.D. & E.S. Dana.
Chicago-Zitierstil (17. Ausg.)Gray, Asa. Characteristics of the North American Flora: An Adress to the Botanists of the British Association for the Advancement of Science at Montreal ; Read to the Biological Section, August 29 [1884]. New Haven: J.D. & E.S. Dana, 1884.
MLA-Zitierstil (9. Ausg.)Gray, Asa. Characteristics of the North American Flora: An Adress to the Botanists of the British Association for the Advancement of Science at Montreal ; Read to the Biological Section, August 29 [1884]. J.D. & E.S. Dana, 1884.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.