Updating of data concerning the impact on the aquatic environment of certain dangerous sustances, 2nd part : part I Benzene, ethylbenzene and isopropylbenzene / Commission of the European Communities, Directorate-General Environment, Nuclear Safety and Civil Protection. —  Luxembourg : Office for Official Publications of the European Communities, 1993. —  CIDIMA. —  xii, 41 p. ; 30 cm. — 
    ISBN 92-826-5894-5
   1. Contaminación del agua.2. Contaminanantes orgánicos. I. Comisión Europea.
504.4.054