00606nam a2200193Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d 0-07-005330-8 IIA Library (035)621.3 BIL Billings, K. H. 16887 Handbook of switchmode power supplies K. H. Billings New York Academic Press 1989 [various pagings.] Astronomy and Astrophysics Thesaurus Handbooks 5453 Power supplies-Handbook 16888 BK 9949 9949 0 0 0 0 BAN BAN GEN 0000-00-00 1088.85 0 (035)621.3/ BIL 10859 2021-11-05 1088.85 0000-00-00 BK Rs. 1088.85