Cita APA (7th ed.)
Stiverson, G. A., & Jacobsen, P. R. William Paca: A Biography. Maryland Historical Society.
Cita Chicago (17th ed.)
Stiverson, Gregory A., i Phebe R. Jacobsen. William Paca: A Biography. Maryland, EUA: Maryland Historical Society.
Cita MLA (9th ed.)
Stiverson, Gregory A., i Phebe R. Jacobsen. William Paca: A Biography. Maryland Historical Society.
Atenció: Aquestes cites poden no estar 100% correctes.