000			00328nam a2200133Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
041			_aen
082			_a574
100			_aKELLY, P J.
245		0	_aTeacher's guide to the laboratory Guides
260			_aU S A _bPenguin Books Ltd _c1971
300			_axiv, 226p.Vol - I
942			_cLL
999			_c615 _d615