00256nam a2200109Ia 4500082002100000100001900021245004300040260003200083300002100115500000500136700000500141  a519.287bC141.RP  aCalabro, S. R.  aReliability principles and practicesb  aNew YorkbMcGraw-Hillc1962  axii, 371p. Index  a  a