Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
338.476242(5412) N277 C6933
National Council of Applied Economic Research. New Delhi Ganga bridge at Patna (a cost benefit study) New Delhi NCAER 1967 viii,74p. * Ganga bridge Patna