00533nam a2200193Ia 45000010006000000050017000060070003000230080041000260400025000670410008000920820018001001000017001182450072001352500014002072600054002213000033002756530014003086530017003221047920240113235223.0ta050803s 197       a   g     b000 u eng u  aCotton College,Assam  aeng  a330bF 812 Ec  aFoster, E. . 0aEconomics: An Introductory Program /cE. Foster.hTextual Documents  a2nd ed. /  aNew York :bMcGraw - Hill book company ,cC 1973.  axiii, 122p. :bill ;c24cm .  aEconomics  aMS-Economics