APA (7th ed.) Citation

Hughes, H. (1840). What am I? L. and G. Seeley.

Chicago Style (17th ed.) Citation

Hughes, Henry. What Am I? London: L. and G. Seeley, 1840.

MLA (9th ed.) Citation

Hughes, Henry. What Am I? L. and G. Seeley, 1840.

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