Sawhney A. K. A course in electrical and electronic measurements and instrumentation / A. K. Sawhney and Puneet Sawhney. - 15th ed. - New Delhi : Dhanpat Rai & Co., c1998. - xviii, 1542 pages : illustrations ; 24 cm. Subjects--Topical Terms: Electronic measurements--Instruments. Dewey Class. No.: 621.37 SAW