(1986). The International Directory of Distinguished Leadership. American Biographical Institute.
Citazione stile Chigago Style (17a edizione)The International Directory of Distinguished Leadership. Raleigh, N.C.: American Biographical Institute, 1986.
Citatione MLA (9a ed.)The International Directory of Distinguished Leadership. American Biographical Institute, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.