LAWRENCE, G. (1960). TAXONOMY OF VASCULAR PLANTS. Macmillan Company.
Chicago Edition CitationLAWRENCE, George.H.M. TAXONOMY OF VASCULAR PLANTS. NEW YORK: Macmillan Company, 1960.
MLA Edition CitationLAWRENCE, George.H.M. TAXONOMY OF VASCULAR PLANTS. Macmillan Company, 1960.
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