Cutland, N. (1980). Computability: An introduction to recursive function theory. Cambridge University Press.
Čikaški stil citiranja (17. izdanje)Cutland, Nigel. Computability: An Introduction to Recursive Function Theory. Cambridge, [Eng.], New York: Cambridge University Press, 1980.
MLA način citiranja (9. izdanje)Cutland, Nigel. Computability: An Introduction to Recursive Function Theory. Cambridge University Press, 1980.
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