George HM Lawrence. (1951). Taxonomy of vascular plants. Oxford & IBH publishing Co.
Chicago Edition CitationGeorge HM Lawrence. Taxonomy of Vascular Plants. New Delhi: Oxford & IBH publishing Co, 1951.
MLA引文George HM Lawrence. Taxonomy of Vascular Plants. Oxford & IBH publishing Co, 1951.
警告：這些引文格式不一定是100％准確.