Spichiger, R. (2004). Systematic botany of flowering plants: A new phylogenetic approach to angiosperms of the temperate and tropical regions. Science Pub.
Chicago-referens (17:e uppl.)Spichiger, Rodolphe-Edouard. Systematic Botany of Flowering Plants: A New Phylogenetic Approach to Angiosperms of the Temperate and Tropical Regions. Enfield, NH: Science Pub, 2004.
MLA-referens (9:e uppl.)Spichiger, Rodolphe-Edouard. Systematic Botany of Flowering Plants: A New Phylogenetic Approach to Angiosperms of the Temperate and Tropical Regions. Science Pub, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.