APA (7th ed.) Citation

Heywood, V. H. (1976). Plant taxonomy (2nd ed.). Edward Arnold.

Chicago Style (17th ed.) Citation

Heywood, Vernon Hilton. Plant Taxonomy. 2nd ed. London: Edward Arnold, 1976.

MLA (9th ed.) Citation

Heywood, Vernon Hilton. Plant Taxonomy. 2nd ed. Edward Arnold, 1976.