000 00533nam a2200169 a 4500
999 _c4610
_d4610
008 900730s1990 enka b 001 0 eng
020 _a1850442320
040 _aDLC
082 0 0 _223
_a623.89
_bACK
100 1 _aAckroyd, Neil.
245 1 0 _aGlobal navigation :
_ba GPS user's guide /
_cNeil Ackroyd and Robert Lorimer.
260 _aLondon ;
_aNew York :
_bLloyd's of London Press,
_cc1990.
300 _axxi, 202 p. :
_bill. ;
_c24 cm.
650 0 _aGlobal Positioning System.
700 1 _aLorimer, Robert.
942 _cBK