000 003320000a22001330004500
245 _aSatellite communications
100 _aGagliardi, Robert M.
260 _aNew York
_bVan Nostrand Reinhold
_c1984
300 _axviii, 474p. : ill.
020 _a0534029760
080 _a621.391:629.783
_bG3
041 _aEN
942 _cBK
999 _c117444
_d117444