Cita APA (7a ed.)
Sommerhalder, R., & Westrhenen, S. v. The Theory of Computability: Programs, Machines, Effectiveness and Feasibility.
Cita estilo Chicago (17a ed.)
Sommerhalder, R., y S.C. van Westrhenen. The Theory of Computability: Programs, Machines, Effectiveness and Feasibility.
Cita MLA (9a ed.)
Sommerhalder, R., y S.C. van Westrhenen. The Theory of Computability: Programs, Machines, Effectiveness and Feasibility.
Precaución: Estas citas no son 100% exactas.