APA (7th ed.) Citation

Caldwell, R. G. (1946). The penitentiary movement in Delaware: 1776 to 1829. Historic. Society of Delaware.

Chicago Style (17th ed.) Citation

Caldwell, Robert G. The Penitentiary Movement in Delaware: 1776 to 1829. Wilmington, Del: Historic. Society of Delaware, 1946.

MLA (9th ed.) Citation

Caldwell, Robert G. The Penitentiary Movement in Delaware: 1776 to 1829. Historic. Society of Delaware, 1946.

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