000 00305nam a2200145Ia 4500
100 _aRamashankar
020 _a978-93-9286-103-1
365 _bRs.1795
942 _cBK
654 _a
245 _aMedia research
260 _aDelhi
_bCity Publications
_c2023
082 _a302.23
300 _aviii,230
999 _c374647
_d374647
041 _aeng