00246nam a2200097Ia 4500080001800000100001700018245003700035260004200072300001500114583001900129  a16.04.02 M298  aMara, Duncan  aSewage treatment in hot climates  bJohn Wiley and SonsaNew YorkUSc1978  axv, 168 p.  c3/7/00kM2LMGR