Ackermann, R. (1967). An introduction to many-valued logics. Routledge And Kegan.
Citación estilo ChicagoAckermann, Robert. An Introduction to Many-valued Logics. London: Routledge And Kegan, 1967.
Cita MLAAckermann, Robert. An Introduction to Many-valued Logics. London: Routledge And Kegan, 1967.
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