Cita APA (7th ed.)

Cooper, S. B., & Leeuwen, J. v. (2013). Alan Turing: His work and impact. Elsevier.

Cita Chicago (17th ed.)

Cooper, S. B., i J. van Leeuwen. Alan Turing: His Work and Impact. Waltham, MA: Elsevier, 2013.

Cita MLA (9th ed.)

Cooper, S. B., i J. van Leeuwen. Alan Turing: His Work and Impact. Elsevier, 2013.