00283nam a2200109Ia 4500020001800000082001600018100002300034245005900057260003200116300000900148650001600157  a9780071183567  a519.2 LIP/S  aLipschutz, Seymour 0aSchaum's outline of theory and problems of probability  bMcgraw HillaNew Yorkc1981  a311p  aProbability