APA (7th ed.) Citation

Fletcher, J. G. (1918). The tree of life. Chatto & Windus.

Chicago Style (17th ed.) Citation

Fletcher, John Gould. The Tree of Life. London: Chatto & Windus, 1918.

MLA (9th ed.) Citation

Fletcher, John Gould. The Tree of Life. Chatto & Windus, 1918.

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