Cita APA (7a ed.)

Schaller, S., & Sacks, O. W. (1995). A man without words. University of California Press.

Cita Chicago Style (17a ed.)

Schaller, Susan, y Oliver W. Sacks. A Man Without Words. Berkeley [etc.]: University of California Press, 1995.

Cita MLA (9a ed.)

Schaller, Susan, y Oliver W. Sacks. A Man Without Words. University of California Press, 1995.