000 00296nam a22001097a 4500
000 nam a22 7a 4500
001 105635
020 _a9788197149153
100 _aSathyanarayana, G.
_960638
245 _aContent-cum-pedagogy of physical sciences
260 _bNeelkamal publications (P) Ltd.
_c275
999 _c105635
_d105635