Crossley, J. N. (1965). Formal systems and recursive functions. North-Holland.
Citación estilo ChicagoCrossley, J. N. Formal Systems and Recursive Functions. Amsterdam: North-Holland, 1965.
Cita MLACrossley, J. N. Formal Systems and Recursive Functions. Amsterdam: North-Holland, 1965.
Precaución: Estas citas no son 100% exactas.
