00322nam a2200109Ia 4500008004100000082003700041100001400078245007400092260002500166300001000191650001100201060110s9999    xx            000 0 und d  a577.14bDAR/A            aDARA, S S 2aA textbook of environmental chemistry and pollution controlcS S Dara  bS Chand and Coc1993  a237p.  a577.14