Cita APA (7a ed.)

Sammons, J. L. (1979). Heinrich Heine: A Modern Biography. Princeton University Press.

Cita Chicago Style (17a ed.)

Sammons, Jeffrey L. Heinrich Heine: A Modern Biography. Princeton, New Jersey: Princeton University Press, 1979.

Cita MLA (8a ed.)

Sammons, Jeffrey L. Heinrich Heine: A Modern Biography. Princeton University Press, 1979.