Lawrence, G. H. M. (1951). Taxonomy of vascular plants. Oliver and Boyd.
Chicago Edition CitationLawrence, George H M. Taxonomy of Vascular Plants. Newdelhi: Oliver and Boyd, 1951.
MLA Edition CitationLawrence, George H M. Taxonomy of Vascular Plants. Oliver and Boyd, 1951.
Warning: These citations may not always be 100% accurate.