APA (7th ed.) Citation

Newsholme, C. (1992). Willows, the genus Salix. Timber Press.

Chicago Style (17th ed.) Citation

Newsholme, Christopher. Willows, the Genus Salix. Portland, Or.: Timber Press, 1992.

MLA (9th ed.) Citation

Newsholme, Christopher. Willows, the Genus Salix. Timber Press, 1992.

Warning: These citations may not always be 100% accurate.