000 00272nam a22001097a 4500
020 _a9789390376094
082 _a621.38
_bWAL
100 _aWali, Sandeep & Mehta, Leena R.
245 _aPrinciple of communication
260 _aPune
_bTech-Neo Publication
_c2020
942 _cBK
999 _c23638
_d23638