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040 _aBIBLIOTECA UNIBE
_cBIBLIOTECA UNIBE
082 0 _a614.71 U58c
110 2 _aUnited States. Enviromental Protection Agency
_917278
245 0 _aCompendium of methods for the determination of toxic organic compounds in ambient air /
_cWilliams T. Winberry ... [et al.]
260 4 _aWashington :
_bEnvironmental Protection Agency (EPA),
_c1988
300 4 _a304 p.
650 _aMonitoreo del aire
_917279
650 _aControl de Calidad del aire
_917280
951 _a20061022 10:18:00
942 _cBK
_2ddc