000 00273nam a2200121Ia 4500
100 _aSharma, B. M
020 _a81-7169-311-3
942 _cBK
245 _aMedia and education
260 _aCommonwealth publishers, New Delhi
_c1994
082 _a371.33 Sha
300 _a448
999 _c37493
_d37493