000 00471nam a2200193 4500
003 KEPU
005 20130515020004.0
008 111112s9999 xx 000 0 und d
020 _a335 00521 7
040 _cDLC
082 0 0 _a160. ope
100 1 _a"0, . "
_93953
245 1 0 _aintroduction to logic:
_b/
_c ..
250 _a ed.
260 _aportsmouth :
_bthe open university
_c1971.
300 _a", 88p.;
_c30 cm."
650 0 _alogic
_920008
942 _2lcc
_cBK
999 _c59217
_d59217