000 00487nam a2200205Ia 4500
008 210529s9999||||xx |||||||||||||| ||und||
040 _aSOETPKD
041 _aEnglish
100 _aSINGH, A.
245 _aPRINCIPLES OF COMMUNICATION ENGINEERING
250 _a5TH
260 _bS.CHAND AND CO.
_aNEW DELHI
_cNA
300 _aNA
_bNA
500 _a1991-99
650 _aNA
650 _aNA
700 _aCHABRA, A. K.
_42nd Auth
942 _cBK
999 _c19971
_d19971