Style de citation APA

Chalfen, I., Bleyleben, M., & Felstiner, J. (1991). Paul Celan: A biography of his youth. Persea.

Style de citation Chicago

Chalfen, Israel, Maximilian Bleyleben, et John Felstiner. Paul Celan: A Biography of His Youth. New York, N.Y: Persea, 1991.

Style de citation MLA

Chalfen, Israel, et al. Paul Celan: A Biography of His Youth. Persea, 1991.