00353nam a2200133Ia 4500008004100000020001500041041001200056082001600068100002300084245006000107260002500167300000800192650001900200221030s9999    xx            000 0 und d  a8120322010  aEnglish  a105.23bSom  aR. M. Somasundaram 0aDiscrete Mathematical Structurescby R. M. Somasundaram  bPHIaNew Delhic2003  a271  aBE Mathematics