Cita APA (7th ed.)

Pernick, M. S. (1985). A calculus of suffering: Pain, professionalism, and anesthesia in 19. century America. Columbia Univ. Press.

Cita Chicago (17th ed.)

Pernick, Martin S. A Calculus of Suffering: Pain, Professionalism, and Anesthesia in 19. Century America. New York [u.a.]: Columbia Univ. Press, 1985.

Cita MLA (8th ed.)

Pernick, Martin S. A Calculus of Suffering: Pain, Professionalism, and Anesthesia in 19. Century America. Columbia Univ. Press, 1985.