Mary Brackett Willcox papers MC 10. Philadelphia Archdiocesan Historical Research Center.
Style de citation Chicago (17e éd.)Mary Brackett Willcox Papers MC 10. Philadelphia Archdiocesan Historical Research Center.
Style de citation MLA (8e éd.)Mary Brackett Willcox Papers MC 10. Philadelphia Archdiocesan Historical Research Center.
Attention : ces citations peuvent ne pas être correctes à 100%.