Singer, I. B. (1977). Enemies: A love story. Penguin Books.
Cita Chicago (17th ed.)Singer, Isaac Bashevis. Enemies: A Love Story. Harmondsworth, Middlesex, England: Penguin Books, 1977.
Cita MLA (8th ed.)Singer, Isaac Bashevis. Enemies: A Love Story. Penguin Books, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.