000			00323nam a2200145Ia 4500
008			160316s1991 xxu||||| |||| 00| 0 eng d
020			_a
100			_aRay,G L
245			_aExtension Communication And Management
250			_a
260			_aCALCUTTA _bNAYA PRAKASH _c1991
300			_a232
700			_a _a
942	0	0	_01
999			_c18813 _d18813