Geographical guide to floras of the world: An annotated list with special reference to useful plants and common plant names. Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Geographical Guide to Floras of the World: An Annotated List with Special Reference to Useful Plants and Common Plant Names. Washington, DC: Gov. Print. Off.
MLA-Zitierstil (9. Ausg.)Geographical Guide to Floras of the World: An Annotated List with Special Reference to Useful Plants and Common Plant Names. Gov. Print. Off.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.