Zomlefer, W. B. (1994). Guide to flowering plant families. University of North Carolina Press.
Citación estilo ChicagoZomlefer, Wendy B. Guide to Flowering Plant Families. Chapel Hill: University of North Carolina Press, 1994.
Cita MLAZomlefer, Wendy B. Guide to Flowering Plant Families. University of North Carolina Press, 1994.
Warning: These citations may not always be 100% accurate.