000 00278nam a2200121 4500
008 160616s 000 0
245 _aEarth-moon system
100 _aMarsden, B.G.
100 _aCameron, A G W
500 _aB91:6 K6
942 _cBK
_2BK10215
080 _a523.5 MAR
999 _c10215
_d10215