Frodin, D. G. (2001). 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 (2nd ed.). Cambridge University Press.
Chicago Style (17th ed.) CitationFrodin, David 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. 2nd ed. Cambridge [UK]: Cambridge University Press, 2001.
MLA (8th ed.) CitationFrodin, David 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. 2nd ed. Cambridge University Press, 2001.