APA (7th ed.) Citation

Lawrence, G. H. M. (1955). An introduction to plant taxonomy. Macmillan.

Chicago Style (17th ed.) Citation

Lawrence, George Hill Mathewson. An Introduction to Plant Taxonomy. New York: Macmillan, 1955.

MLA (9th ed.) Citation

Lawrence, George Hill Mathewson. An Introduction to Plant Taxonomy. Macmillan, 1955.