Ostendorf, B. The paradox of tolerance: Berndt Ostendorf. The end of tolerance?.(2002).
Citazione stile Chigago Style (17a edizione)Ostendorf, Berndt. "The Paradox of Tolerance: Berndt Ostendorf." The End of Tolerance?.(2002) .
Citatione MLA (8a ed.)Ostendorf, Berndt. "The Paradox of Tolerance: Berndt Ostendorf." The End of Tolerance?.(2002), .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.