00713nam a22002177a 450000500170000001000150001702000260003203500130005803700130007108200080008410000270009224500610011926000470018027000540022730000320028170000100031370000100032394200220033399900170035595201230037220100813150344.0  aENG-100183  a9788190715379c165.00  aEN-83715  aDBAD/PUB  a628  aA. Ravikrishnan912907  aEnvironmental scince & engineering /cby A. Ravikrishnan  aVindavasibThruvalluvar Publicationsc2008  aArunachal City, Chetpet Road, bVindavasie604505  averious pegingsc18cm (Pbk)  912834  912835  2ddccENh628mARA  c41701d41701  001040718NFICaDBADbDBADd2010-08-13g165.00l0o628 ARApEN-83715r2010-08-13 00:00:00t1v165.00w2010-08-13yEN