000 00282 a2200085 4500
100 1 _aSentz, Robert E..
_eAutor
245 0 _aModern Communications Electronics /
_cSentz Robert E..
710 2 _aRinehart Press.
_eWydawca
_4pbl
260 _aSan Francisco :
_bRinehart Press,
_c1971.
300 _aXIV,299 s.;
_c24 cm.
999 _c11206
_d11206