00289nam a2200109Ia 4500082002500000100006100025245004100086260002700127300001500154500000500169700000500174  a386.3095412bN277.TS  aNational Council of Applied Economic Research, New Delhi  aTraffic survey of the Gandak riverb  aNew DelhibNCAERc1964  axii, 168p.  a  a