APA (7th ed.) Citation

Harrison, J. H. (1964). New concepts in flowering plant taxonomy. Harvard University Press.

Chicago Style (17th ed.) Citation

Harrison, John Heslop. New Concepts in Flowering Plant Taxonomy. Cambridge, MA: Harvard University Press, 1964.

MLA (9th ed.) Citation

Harrison, John Heslop. New Concepts in Flowering Plant Taxonomy. Harvard University Press, 1964.