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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)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. 2nd ed. Cambridge ; New York: Cambride University Press, 2001.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)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. 2nd ed. Cambride University Press, 2001.