Bernstein, L. (1959). The professor and his sister: By Leon Bernstein. Lincolns-Prager.
Citazione stile Chigago Style (17a edizione)Bernstein, Leon. The Professor and His Sister: By Leon Bernstein. London: Lincolns-Prager, 1959.
Citatione MLA (8a ed.)Bernstein, Leon. The Professor and His Sister: By Leon Bernstein. Lincolns-Prager, 1959.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.