APA (7th ed.) Citation

Curtis, G. W., & Cooke, G. W. (2005). Early Letters of George Wm. Curtis to John S. Dwight; Brook Farm and Concord. Project Gutenberg.

Chicago Style (17th ed.) Citation

Curtis, George William, and George Willis Cooke. Early Letters of George Wm. Curtis to John S. Dwight; Brook Farm and Concord. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Curtis, George William, and George Willis Cooke. Early Letters of George Wm. Curtis to John S. Dwight; Brook Farm and Concord. Project Gutenberg, 2005.

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