000 00336nam a2200157Ia 4500
082 _a338.01
_bB855.ED
100 _aBright, J. B.
245 _aEconomic development and productivity
_b
260 _aNew Delhi
_bS. Chand
300 _axii, 103p.
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a9684
999 _c9684
_d9684