000 00325nam a2200133Ia 4500
008 221001s1967 xx 000 0 eng d
082 _a330 DUT (H)
100 _aDutt, Rudra
245 0 _aAarthik vyavastha aur vikas
250 _a3rd ed.
260 _aAgra
_bRatan Prakashan
_c1967
300 _axxi, 506p.
942 _2ddc
_cBK
999 _c4161
_d4161