Cita APA (7th ed.)

Hennie, F. C. (1977). Introduction to computability. Addison-Wesley Pub.

Cita Chicago (17th ed.)

Hennie, Frederick C. Introduction to Computability. Reading, Mass: Addison-Wesley Pub, 1977.

Cita MLA (9th ed.)

Hennie, Frederick C. Introduction to Computability. Addison-Wesley Pub, 1977.