000 00336nam a2200145Ia 4500
020 _a0863134734
082 _b698
_a500
100 _a"Couper, Heather."
245 0 _aGalaxies And Quasars
260 _bFranklin Watts
_aLondon
_c1986
300 _a32
944 _cBK
999 _c684441
_d684441