APA (7th ed.) Citation

Bounds, H. C. (1938). A postal history of Delaware. Printed by Press of Kells.

Chicago Style (17th ed.) Citation

Bounds, Harvey C. A Postal History of Delaware. Newark, Del.: Printed by Press of Kells, 1938.

MLA (9th ed.) Citation

Bounds, Harvey C. A Postal History of Delaware. Printed by Press of Kells, 1938.