APA (7th ed.) Citation

Hubbard, D. (2008). The heavenly twins of Boston baseball: A dual biography of Hugh Duffy and Tommy McCarthy. McFarland.

Chicago Style (17th ed.) Citation

Hubbard, Donald. The Heavenly Twins of Boston Baseball: A Dual Biography of Hugh Duffy and Tommy McCarthy. Jefferson, N.C.: McFarland, 2008.

MLA (9th ed.) Citation

Hubbard, Donald. The Heavenly Twins of Boston Baseball: A Dual Biography of Hugh Duffy and Tommy McCarthy. McFarland, 2008.