APA (7th ed.) Citation

Decker, W. M., & Harbert, E. N. (2005). Henry Adams & the need to know. Massachusetts Historical Society.

Chicago Style (17th ed.) Citation

Decker, William Merrill, and Earl N. Harbert. Henry Adams & the Need to Know. Boston: Massachusetts Historical Society, 2005.

MLA (9th ed.) Citation

Decker, William Merrill, and Earl N. Harbert. Henry Adams & the Need to Know. Massachusetts Historical Society, 2005.