00699nam a22002177a 4500 20100813150344.0 ENG-100183 9788190715379 165.00 EN-83715 DBAD/PUB 628 A. Ravikrishnan 12907 Environmental scince & engineering / by A. Ravikrishnan Vindavasi Thruvalluvar Publications 2008 Arunachal City, Chetpet Road, Vindavasi 604505 verious pegings 18cm (Pbk) 12834 12835 ddc EN 628 ARA 41701 41701 0 0 0 1 NFIC DBAD DBAD 2010-08-13 165.00 0 628 ARA EN-83715 2010-08-13 00:00:00 1 165.00 2010-08-13 EN