Cita APA (7a ed.)

Benson, D. C. (2003). A smoother pebble: Mathematical explorations. Oxford University Press.

Cita Chicago Style (17a ed.)

Benson, Donald C. A Smoother Pebble: Mathematical Explorations. New York: Oxford University Press, 2003.

Cita MLA (9a ed.)

Benson, Donald C. A Smoother Pebble: Mathematical Explorations. Oxford University Press, 2003.