00360nam a2200133Ia 4500 060110s9999 xx 000 0 und d 512.02 BUR/I BURTON, David M An introduction to abstract mathematical systems David M Burton Addison-Wesley Longman 1965 120p. 512.02 GE 0 0 0 0 ASLFC ASLFC PG SECTION 1977-11-03 72.85 0 512.02  BUR/I 33635 2007-11-14 00:00:00 GE 27790 27790