Heywood, V. H. (1976). Botanical systematics: An occassional series of monographs. Acadamic Press.
Chicago Edition CitationHeywood, V H. Botanical Systematics: An Occassional Series of Monographs. London: Acadamic Press, 1976.
MLA Edition CitationHeywood, V H. Botanical Systematics: An Occassional Series of Monographs. Acadamic Press, 1976.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.