00316nam 2201457 45000010005000000030023000050050009000280080041000370820011000781000034000892600008001232500019001312450034001501457StarLibrary Marc Built20180713201711 ||||| |||||||||||amh  a624.79 aV.N.Vazirani and S.P.Chandola c2012 aالطبعة 4 arailways, bridges and tunnels