APA (7th ed.) Citation

Childe, E. V. (1848). Edward Vernon: My cousin's story. Harper.

Chicago Style (17th ed.) Citation

Childe, E. V. Edward Vernon: My Cousin's Story. New York: Harper, 1848.

MLA (9th ed.) Citation

Childe, E. V. Edward Vernon: My Cousin's Story. Harper, 1848.