000 00314nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a623.893 S699
100 _aSONNENBERG,G.J
245 0 _aRADAR AND ELECTRONIC NAVIGATION
260 _aLONDON
_bButterworth-Heinemann
_c1982
300 _a15X23
942 _cBK
_2DDC
999 _c19329
_d19329