000 00311nam a2200109Ia 4500
008 221001s1972 xx 000 0 eng d
082 _a658.5 NAT
245 0 _aNational seminar on productivity: March 25-26, 1972
260 _aNew Delhi
_bNational Productivity Council
_c1972
300 _a113p.
942 _2ddc
_cBK
999 _c18219
_d18219