00327pab a2200133 454500008004000000100001700040245004500057260000900102300001300111362001000124650002200134650002200156773001500178180718b2014   xxu||||| |||| 00| 0 eng d  aMitra, Ashok  aEarly days of planning: P.C. Mahalanobis  c2014  ap.10-12.  a6 Sep  aEconomic planning  aMahalanobis, P.C.  aMainstream