APA (7th ed.) Citation

Hawksworth, D. L., & Booth, C. (1974). A revision of the genus Zopfia Rabenh. Commonwealth Mycological Institute.

Chicago Style (17th ed.) Citation

Hawksworth, D. L., and Colin Booth. A Revision of the Genus Zopfia Rabenh. Kew, Eng.: Commonwealth Mycological Institute, 1974.

MLA (9th ed.) Citation

Hawksworth, D. L., and Colin Booth. A Revision of the Genus Zopfia Rabenh. Commonwealth Mycological Institute, 1974.