00300nam a2200109Ia 4500008004100000082001800041100001400059245003100073260005200104300000800156650002600164120425s9999    xx            000 0 und d  a 537.5  MOH-A  a Mohan, N  a Atisthana elektronikam(m)  b state institute of languages, Trivandrumc1973  a123  a Electronics; Physics