Zomlefer, W. B. (1994). Guide to flowering plant families. University of North Carolina Press.
Čikaški stil citiranja (17. izdanje)Zomlefer, Wendy B. Guide to Flowering Plant Families. Chapel Hill: University of North Carolina Press, 1994.
MLA način citiranja (9. izdanje)Zomlefer, Wendy B. Guide to Flowering Plant Families. University of North Carolina Press, 1994.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.