Frodin, D. G. (1983). Guide to standard floras of the world: An annotated, geographically arranged systematic bibliography of the principal floras, enumerations, checklists, and chorological atlases of different areas. Cambridge University Press.
Chicago-referens (17:e uppl.)Frodin, D. G. Guide to Standard Floras of the World: An Annotated, Geographically Arranged Systematic Bibliography of the Principal Floras, Enumerations, Checklists, and Chorological Atlases of Different Areas. Cambridge [Cambridgeshire]: Cambridge University Press, 1983.
MLA-referens (9:e uppl.)Frodin, D. G. Guide to Standard Floras of the World: An Annotated, Geographically Arranged Systematic Bibliography of the Principal Floras, Enumerations, Checklists, and Chorological Atlases of Different Areas. Cambridge University Press, 1983.