000 00490nam a2200181Ia 4500
008 250428s9999 xx 000 0 und d
020 _a9-71030606-5
082 _aM 623.89 Y6t 2003, r2006
245 0 _aTerrestrial navigation 2
245 0 _cYnion, Eugenio J.
260 _bPhilippine Foundation for Maritime Teaching Aids, Inc.
260 _c2003
300 _avi, 116 pages ;.
526 _a600 Technology (App Sciences)
650 _aNavigation.
942 _2DDC
942 _cB
999 _c10281
_d10281