00385cam a2200157ua 4500020001000000041001000010082001600020100002100036245005900057260005800116300001200174365001000186504000500196942000700201999001900208  c16.80  aengh  a160bLAT/EI  aLatta, Robert  .  aElements of logic / cRobert Latta.hTextual Documents  aMelbourne : bMacMillan and Company Limited , c1964.  a393 ; .  a16.80  a  cBK  c329309d329309