000 00325nam a2200121Ia 4500
008 170101s1974 xx 000 0 und d
082 _a631.372 NAT
100 _aNational Council of Applied Economic Research
245 0 _aDemand for Tractors
260 _aDelhi
_bN. C. A. E. R.
_c1974
300 _a76 p.
942 _2ddc
_cB
999 _c528816
_d528816