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020			_a9241544503
035			_a6353
041			_aENG
082			_a542.004
100			_aWorld Health Organization
245		0	_aLaboratory biosafety manual
250			_a2nd
260			_aGeneva _bWorld Health Organization _c1993
300			_axi + 133
500			_aGift
505			_aWHO, laboratory techniques, chemical standards
650			_aWHO _bLaboratory techniques -- Chemistry
942			_cBK
999			_c6351 _d6351