TY - BOOK AU - Helfrick,Albert D. AU - Cooper,William David TI - Modern Electronic Instrumentation and Measurement Techniques SN - 0135932947 U1 - 621.38154 23 PY - 1990/// CY - New Delhi PB - Prentice Hall KW - Electric measurements KW - Electric meters N1 - Includes bibliographical references and index ER -