APA (7th ed.) Citation

Spencer, R., Cross, R., & Lumley, P. F. (2007). Plant names: A guide to botanical nomenclature (3rd ed.). CSIRO Pub.

Chicago Style (17th ed.) Citation

Spencer, Roger, Rob Cross, and P. F. Lumley. Plant Names: A Guide to Botanical Nomenclature. 3rd ed. Collingwood, Vic: CSIRO Pub, 2007.

MLA (9th ed.) Citation

Spencer, Roger, et al. Plant Names: A Guide to Botanical Nomenclature. 3rd ed. CSIRO Pub, 2007.