APA (7th ed.) Citation

Hart, A. B. Formation of the Union, 1750-1829.

Chicago Style (17th ed.) Citation

Hart, Albert Bushnell. Formation of the Union, 1750-1829.

MLA (9th ed.) Citation

Hart, Albert Bushnell. Formation of the Union, 1750-1829.

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