000			00328nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a0-07-099274-6
041			_aen
082			_a621.9
100			_aDonaldson Cyrll.
245		0	_aTool Design
260			_aNew delhi: _bMC.graw pub _c1976
300			_a980 p.
942			_cPR
999			_c61124 _d61124