00513nam a22001577a 450000500170000001000150001702000300003203500140006203700090007608200140008524500530009926000480015227001100020030000270031070000180033720220218150031.0  aENG-131671  a978-81-927088-9-8c362.00  aEN-115203  bDBAD  a428.24024  aEnglish for Engineers/cA. Usha Bala...[et. al.]  aHyderabadbSpectrum Educational Booksc2020  a# 326/C, Level-2, Surneni Nilayam Near B K Guda Park, S R NagarbHyderabade500038k4023710657, 238000657  aviii, 344p.c24cm(pbk)  a Bala,A. Usha