000 00309nam a22001457a 4500
020 _a9780070700710
082 _bSAM/NOR
100 _aSamualson Paul
245 _aEconomics
250 _a19th
260 _aChennai
_bMcgraw hill Education
_c2018
300 _axiv, 916p
700 _aNordhaus W.
942 _cBK
999 _c703
_d703