00345nam a2200121Ia 4500082001900000100003500019245004500054260003500099300001000134490004400144500000500188700003000193  a511.6bEr66.PM  aErdos, Paul, and Spencer, Joel  aProbabilistic methods in combinatoricsb  aNew YorkbAcademic Pressc1974  a106p.  aProbability and Mathematical Statistics  a  aSpencer, Joel ; jt. auth.