Cita APA (7a ed.)

Fisher, A. (1982). Formal number theory and computability: A workbook. Clarendon Press.

Cita Chicago Style (17a ed.)

Fisher, Alec. Formal Number Theory and Computability: A Workbook. Oxford: Clarendon Press, 1982.

Cita MLA (9a ed.)

Fisher, Alec. Formal Number Theory and Computability: A Workbook. Clarendon Press, 1982.