Buckingham, P. H. (1990). Woodrow Wilson: A bibliography of his times and presidency. Scholarly Resources.
Chicago-Zitierstil (17. Ausg.)Buckingham, Peter H. Woodrow Wilson: A Bibliography of His Times and Presidency. Wilmington, Del: Scholarly Resources, 1990.
MLA-Zitierstil (9. Ausg.)Buckingham, Peter H. Woodrow Wilson: A Bibliography of His Times and Presidency. Scholarly Resources, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.