APA (7th ed.) Citation

Gray, W. D. (1959). The relation of fungi to human affairs. Holt.

Chicago Style (17th ed.) Citation

Gray, William Dudley. The Relation of Fungi to Human Affairs. New York: Holt, 1959.

MLA (9th ed.) Citation

Gray, William Dudley. The Relation of Fungi to Human Affairs. Holt, 1959.

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