Leonard, J. W., & Marquis, A. N. 1. Who's who in America: A biographical dictionary of notable living men and women. A.N. Marquis.
Citazione stile Chigago Style (17a edizione)Leonard, John Williams, e Albert Nelson 1943 Marquis. Who's Who in America: A Biographical Dictionary of Notable Living Men and Women. Chicago: A.N. Marquis.
Citatione MLA (9a ed.)Leonard, John Williams, e Albert Nelson 1943 Marquis. Who's Who in America: A Biographical Dictionary of Notable Living Men and Women. A.N. Marquis.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.