LEADER 00000nam 2200205 a 4500 001 0384910 003 UkHlHU 007 t 008 001908 1 1970 000 eng 040 UkHlHU 050 4 BC 71 B5 100 0 Beth, Evert Willem. 245 00 Aspects of modern logic. 260 Dordrecht :|bReidel,|c1970. 300 176p. 650 0 Deductive logic. 650 0 Formal logic. 946 020 absent -- ISBN check required
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