00265nam a2200121Ia 4500082001900000100001900019245003700038250000900075260003400084300001500118500000500133700000500138  a519.2bF738.EP  aFortet, Robert  aElements of probability theoryb  a2nd.  aLondonbGordon & Breachc1977  axix, 524p.  a  a