Citazione APA

Barnes, D. W., & Barnes, D. W. M. (1975). An algebraic introduction to mathematical logic. Springer-Verlag.

Stile di citazione Chicago

Barnes, D. W., e D. W.; Mack Barnes. An Algebraic Introduction to Mathematical Logic. New York: Springer-Verlag, 1975.

Citazione MLA

Barnes, D. W., e D. W.; Mack Barnes. An Algebraic Introduction to Mathematical Logic. Springer-Verlag, 1975.