An integrated ecosystems approach for the Rhine / submitted by the International Commission for the Protection of the Rhine against Pollution ; prepared by J.M. Goppel.
1990
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/ECE/]ENVWA/SEM.5/R.44
العنوانAn integrated ecosystems approach for the Rhine / submitted by the International Commission for the Protection of the Rhine against Pollution ; prepared by J.M. Goppel.
تاريخGeneva : UN, 21 Nov. 1990.
الوصف
12 p. : maps