00441nam a22001697a 4500 20231120100826.0 231120b ||||| |||| 00| 0 eng d AL eng 23 621.381 DESC Deshpande and others 142240 Communication Electronics New Delhi TMH 1990 Electronics 142241 DESHPANDE and others 142242 ddc BK 229240 229240 0 1 ddc 0 0 ELE AL AL 1992-11-05 0 621.381 DESC 047169 2023-11-20 00:00:00 2023-11-20 BK