00517nam a2200169 a 4500 20260717092708.0 260717s1990 ii 000 0 eng d 9788120307520 eng 621.38154 Helfrick, Albert D. Modern Electronic Instrumentation and Measurement Techniques / Helfrick, Albert D. New Delhi : Prentice-Hall of India Private Limited, c1990,2010. xii, 446 p. Cooper, William David. BK 50671 50671 0 0 0 0 DC BKBCL BKBCL 2011-03-28 225.00 0 621.38154 HEL 68842 2026-07-17 09:27:08 225.00 2026-07-17 BK