APA (7th ed.) Citation

Howe, R. H., & Willey, H. (1913). Henry Willey, Lichenist.

Chicago Style (17th ed.) Citation

Howe, Reginald Heber, and Henry Willey. Henry Willey, Lichenist. New Bedford, Mass, 1913.

MLA (9th ed.) Citation

Howe, Reginald Heber, and Henry Willey. Henry Willey, Lichenist. 1913.

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