R Brummitt & V Heywood. (2007). Flowering Plant Families of the World. firefly Books.
Chicago Edition CitationR Brummitt and V Heywood. Flowering Plant Families of the World. firefly Books, 2007.
MLA Edition CitationR Brummitt and V Heywood. Flowering Plant Families of the World. firefly Books, 2007.
Warning: These citations may not always be 100% accurate.