Barnes, D. W., & Barnes, D. W. M. (1975). An algebraic introduction to mathematical logic. Springer-Verlag.
Chicago Style aipamenaBarnes, D. W., and D. W.; Mack Barnes. An Algebraic Introduction to Mathematical Logic. New York: Springer-Verlag, 1975.
MLA aipamenaBarnes, D. W., and D. W.; Mack Barnes. An Algebraic Introduction to Mathematical Logic. Springer-Verlag, 1975.
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