Cita APA (7a ed.)

Penfield, W., & Roberts, L. (1959). Speech and brain-mechanisms. Princeton University Press.

Cita Chicago Style (17a ed.)

Penfield, Wilder, y Lamar Roberts. Speech and Brain-mechanisms. Princeton: Princeton University Press, 1959.

Cita MLA (9a ed.)

Penfield, Wilder, y Lamar Roberts. Speech and Brain-mechanisms. Princeton University Press, 1959.