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.). Cambride University Press.
Chicago Style (17th ed.) CitationFrodin, 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. 2nd ed. Cambridge ; New York: Cambride University Press, 2001.
MLA (9th ed.) CitationFrodin, 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. 2nd ed. Cambride University Press, 2001.