Cita APA (7a ed.)

Gray, J. (2013). Henri Poincaré: : a scientific biography. Princeton University Press [etc.].

Cita Chicago Style (17a ed.)

Gray, Jeremy. Henri Poincaré: : A Scientific Biography. Princeton [etc.]: Princeton University Press [etc.], 2013.

Cita MLA (9a ed.)

Gray, Jeremy. Henri Poincaré: : A Scientific Biography. Princeton University Press [etc.], 2013.