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100   $a20180706j198604    ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 14$aThe relative effect of noise at different times of day $ean analysis of existing survey data /$fJames M. Fields
210  1$aWashington, D.C. :$cNational Aeronautics and Space Administration, Scientific and Technical Information Branch,$dApril 1986.
215   $a1 online resource (75 pages) $cillustrations
225 1 $aNASA/CR ;$v3965
300   $a"April 1986."
300   $a"The Bionetics Corporation."
320   $aIncludes bibliographical references (pages 43-44).
517   $aRelative effect of noise at different times of day 
606   $aEnvironment effects$2nasat
606   $aAircraft noise$2nasat
606   $aNoise pollution$2nasat
606   $aNoise measurement$2nasat
606   $aNoise intensity$2nasat
615  7$aEnvironment effects.
615  7$aAircraft noise.
615  7$aNoise pollution.
615  7$aNoise measurement.
615  7$aNoise intensity.
700   $aFields$b James M.$01391801
712 02$aUnited States.$bNational Aeronautics and Space Administration.$bScientific and Technical Information Branch,
712 02$aBionetics Corporation.
712 02$aLangley Research Center.
801  0$bGPO
801  1$bGPO
801  2$bGPO
801  2$bMERUC
801  2$bGPO
906   $aBOOK
912   $a9910709738803321
996   $aThe relative effect of noise at different times of day$93445908
997   $aUNINA