00275nam a2200109Ia 450000500170000008000180001710000170003524500370005226000420008930000150013158300190014620260716043059.0  a16.04.02 M298  aMara, Duncan  aSewage treatment in hot climates  bJohn Wiley and SonsaNew YorkUSc1978  axv, 168 p.  c3/7/00kM2LMGR